40227656 has 32 divisors (see below), whose sum is σ = 86676480. Its totient is φ = 17145600.

The previous prime is 40227653. The next prime is 40227659. The reversal of 40227656 is 65672204.

It is an interprime number because it is at equal distance from previous prime (40227653) and next prime (40227659).

It is not an unprimeable number, because it can be changed into a prime (40227653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8816 + ... + 12576.

It is an arithmetic number, because the mean of its divisors is an integer number (2708640).

Almost surely, 2^40227656 is an apocalyptic number.

It is an amenable number.

40227656 is an abundant number, since it is smaller than the sum of its proper divisors (46448824).

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

40227656 is a wasteful number, since it uses less digits than its factorization.

40227656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965 (or 3961 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 40227656 is about 6342.5275718754. The cubic root of 40227656 is about 342.6427728061.

The spelling of 40227656 in words is "forty million, two hundred twenty-seven thousand, six hundred fifty-six".