40422756 has 48 divisors (see below), whose sum is σ = 103295808. Its totient is φ = 12201600.

The previous prime is 40422749. The next prime is 40422757. The reversal of 40422756 is 65722404.

It is not an unprimeable number, because it can be changed into a prime (40422757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48826 + ... + 49646.

It is an arithmetic number, because the mean of its divisors is an integer number (2151996).

Almost surely, 2^40422756 is an apocalyptic number.

It is an amenable number.

40422756 is an abundant number, since it is smaller than the sum of its proper divisors (62873052).

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

40422756 is a wasteful number, since it uses less digits than its factorization.

40422756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212 (or 1210 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 40422756 is about 6357.8892723922. The cubic root of 40422756 is about 343.1958071330.

The spelling of 40422756 in words is "forty million, four hundred twenty-two thousand, seven hundred fifty-six".