40562812 has 12 divisors (see below), whose sum is σ = 71688456. Its totient is φ = 20080400.

The previous prime is 40562789. The next prime is 40562813. The reversal of 40562812 is 21826504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40562813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49798 + ... + 50605.

It is an arithmetic number, because the mean of its divisors is an integer number (5974038).

Almost surely, 2^40562812 is an apocalyptic number.

It is an amenable number.

40562812 is a deficient number, since it is larger than the sum of its proper divisors (31125644).

40562812 is a wasteful number, since it uses less digits than its factorization.

40562812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100508 (or 100506 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 40562812 is about 6368.8940955240. The cubic root of 40562812 is about 343.5917163508.

The spelling of 40562812 in words is "forty million, five hundred sixty-two thousand, eight hundred twelve".