120264636 has 24 divisors (see below), whose sum is σ = 287144704. Its totient is φ = 39155760.

The previous prime is 120264563. The next prime is 120264637. The reversal of 120264636 is 636462021.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120264637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116020 + ... + 117051.

Almost surely, 2^120264636 is an apocalyptic number.

It is an amenable number.

120264636 is an abundant number, since it is smaller than the sum of its proper divisors (166880068).

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

120264636 is a wasteful number, since it uses less digits than its factorization.

120264636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233121 (or 233119 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 120264636 is about 10966.5234235832. The cubic root of 120264636 is about 493.6047311569.

The spelling of 120264636 in words is "one hundred twenty million, two hundred sixty-four thousand, six hundred thirty-six".