40456612 has 48 divisors (see below), whose sum is σ = 84410368. Its totient is φ = 16601760.

The previous prime is 40456601. The next prime is 40456631. The reversal of 40456612 is 21665404.

40456612 = 274² + 275² + ... + 521².

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110053 + ... + 110419.

Almost surely, 2^40456612 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 40456612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42205184).

40456612 is an abundant number, since it is smaller than the sum of its proper divisors (43953756).

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

40456612 is a wasteful number, since it uses less digits than its factorization.

40456612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 40456612 is about 6360.5512339734. The cubic root of 40456612 is about 343.2915947208.

The spelling of 40456612 in words is "forty million, four hundred fifty-six thousand, six hundred twelve".