7365636 has 18 divisors (see below), whose sum is σ = 18618782. Its totient is φ = 2455200.

The previous prime is 7365593. The next prime is 7365637. The reversal of 7365636 is 6365637.

It can be written as a sum of positive squares in only one way, i.e., 6812100 + 553536 = 2610^2 + 744^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 204601 = 7365636 / (7 + 3 + 6 + 5 + 6 + 3 + 6).

It is a d-powerful number, because it can be written as 7⁷ + 3⁴ + 6 + 5⁷ + 6⁴ + 3¹⁴ + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 7365636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7365637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102265 + ... + 102336.

Almost surely, 2^7365636 is an apocalyptic number.

It is an amenable number.

7365636 is an abundant number, since it is smaller than the sum of its proper divisors (11253146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7365636 is a wasteful number, since it uses less digits than its factorization.

7365636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204611 (or 204606 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 7365636 is about 2713.9705230529. The cubic root of 7365636 is about 194.5674039398.

Subtracting from 7365636 its reverse (6365637), we obtain a palindrome (999999).

It can be divided in two parts, 7365 and 636, that added together give a triangular number (8001 = T₁₂₆).

The spelling of 7365636 in words is "seven million, three hundred sixty-five thousand, six hundred thirty-six".