3650436 has 36 divisors (see below), whose sum is σ = 9528064. Its totient is φ = 1177200.

The previous prime is 3650431. The next prime is 3650441. The reversal of 3650436 is 6340563.

3650436 is a `hidden beast` number, since 3 + 650 + 4 + 3 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (3650431) and next prime (3650441).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3650431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 520 + ... + 2751.

Almost surely, 2^3650436 is an apocalyptic number.

3650436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3650436 is an abundant number, since it is smaller than the sum of its proper divisors (5877628).

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

3650436 is a wasteful number, since it uses less digits than its factorization.

3650436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312 (or 3307 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3650436 is about 1910.6114204620. The cubic root of 3650436 is about 153.9743027905.

Adding to 3650436 its reverse (6340563), we get a palindrome (9990999).

The spelling of 3650436 in words is "three million, six hundred fifty thousand, four hundred thirty-six".