40503912 has 32 divisors (see below), whose sum is σ = 102775200. Its totient is φ = 13299264.

The previous prime is 40503907. The next prime is 40503961. The reversal of 40503912 is 21930504.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10987 + ... + 14202.

It is an arithmetic number, because the mean of its divisors is an integer number (3211725).

Almost surely, 2^40503912 is an apocalyptic number.

It is an amenable number.

40503912 is an abundant number, since it is smaller than the sum of its proper divisors (62271288).

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

40503912 is a wasteful number, since it uses less digits than its factorization.

40503912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25265 (or 25261 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 40503912 is about 6364.2683790048. The cubic root of 40503912 is about 343.4253295017.

The spelling of 40503912 in words is "forty million, five hundred three thousand, nine hundred twelve".