40156460 has 12 divisors (see below), whose sum is σ = 84328608. Its totient is φ = 16062576.

The previous prime is 40156447. The next prime is 40156477. The reversal of 40156460 is 6465104.

It is a happy number.

40156460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40156460² = 3225082559463200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003892 + ... + 1003931.

It is an arithmetic number, because the mean of its divisors is an integer number (7027384).

Almost surely, 2^40156460 is an apocalyptic number.

It is an amenable number.

40156460 is an abundant number, since it is smaller than the sum of its proper divisors (44172148).

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

40156460 is a wasteful number, since it uses less digits than its factorization.

40156460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007832 (or 2007830 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 40156460 is about 6336.9124974233. The cubic root of 40156460 is about 342.4405139377.

The spelling of 40156460 in words is "forty million, one hundred fifty-six thousand, four hundred sixty".