40651056 has 30 divisors (see below), whose sum is σ = 113766900. Its totient is φ = 13550304.

The previous prime is 40651043. The next prime is 40651057. The reversal of 40651056 is 65015604.

It is a happy number.

40651056 is a `hidden beast` number, since 4 + 0 + 651 + 0 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (40651057) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141006 + ... + 141293.

It is an arithmetic number, because the mean of its divisors is an integer number (3792230).

Almost surely, 2^40651056 is an apocalyptic number.

It is an amenable number.

40651056 is an abundant number, since it is smaller than the sum of its proper divisors (73115844).

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

40651056 is a wasteful number, since it uses less digits than its factorization.

40651056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282313 (or 282304 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 40651056 is about 6375.8180651584. The cubic root of 40651056 is about 343.8406960243.

The spelling of 40651056 in words is "forty million, six hundred fifty-one thousand, fifty-six".