3936535920 has 60 divisors (see below), whose sum is σ = 13220202216. Its totient is φ = 1049742720.

The previous prime is 3936535909. The next prime is 3936535927. The reversal of 3936535920 is 295356393.

3936535920 is a `hidden beast` number, since 3 + 9 + 3 + 6 + 53 + 592 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3936535927) 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, 2732986 + ... + 2734425.

Almost surely, 2^3936535920 is an apocalyptic number.

3936535920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3936535920 is an abundant number, since it is smaller than the sum of its proper divisors (9283666296).

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

3936535920 is a wasteful number, since it uses less digits than its factorization.

3936535920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5467430 (or 5467421 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 45.

The square root of 3936535920 is about 62741.8195464556. The cubic root of 3936535920 is about 1578.9610110962.

The spelling of 3936535920 in words is "three billion, nine hundred thirty-six million, five hundred thirty-five thousand, nine hundred twenty".