40264920 has 48 divisors (see below), whose sum is σ = 130862160. Its totient is φ = 10737216.

The previous prime is 40264907. The next prime is 40264937. The reversal of 40264920 is 2946204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55564 + ... + 56283.

It is an arithmetic number, because the mean of its divisors is an integer number (2726295).

Almost surely, 2^40264920 is an apocalyptic number.

40264920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40264920 is an abundant number, since it is smaller than the sum of its proper divisors (90597240).

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

40264920 is a wasteful number, since it uses less digits than its factorization.

40264920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111864 (or 111857 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 40264920 is about 6345.4645220031. The cubic root of 40264920 is about 342.7485400075.

The spelling of 40264920 in words is "forty million, two hundred sixty-four thousand, nine hundred twenty".