40590912 has 56 divisors (see below), whose sum is σ = 108138976. Its totient is φ = 13436928.

The previous prime is 40590871. The next prime is 40590931. The reversal of 40590912 is 21909504.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40590912.

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, 30648 + ... + 31944.

Almost surely, 2^40590912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40590912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54069488).

40590912 is an abundant number, since it is smaller than the sum of its proper divisors (67548064).

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

40590912 is a wasteful number, since it uses less digits than its factorization.

40590912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475 (or 1465 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 40590912 is about 6371.0997480812. The cubic root of 40590912 is about 343.6710394066.

The spelling of 40590912 in words is "forty million, five hundred ninety thousand, nine hundred twelve".