36356436 has 18 divisors (see below), whose sum is σ = 91901082. Its totient is φ = 12118800.

The previous prime is 36356431. The next prime is 36356461. The reversal of 36356436 is 63465363.

It is a happy number.

36356436 is a `hidden beast` number, since 3 + 6 + 3 + 5 + 643 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20196036 + 16160400 = 4494^2 + 4020^2 .

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: 1009901 = 36356436 / (3 + 6 + 3 + 5 + 6 + 4 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 36356436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36356431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 504915 + ... + 504986.

Almost surely, 2^36356436 is an apocalyptic number.

36356436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36356436 is an abundant number, since it is smaller than the sum of its proper divisors (55544646).

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

36356436 is a wasteful number, since it uses less digits than its factorization.

36356436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009911 (or 1009906 counting only the distinct ones).

The product of its digits is 116640, while the sum is 36.

The square root of 36356436 is about 6029.6298393848. The cubic root of 36356436 is about 331.2788940739.

The spelling of 36356436 in words is "thirty-six million, three hundred fifty-six thousand, four hundred thirty-six".