40459761 has 12 divisors (see below), whose sum is σ = 59147088. Its totient is φ = 26647704.

The previous prime is 40459753. The next prime is 40459777. The reversal of 40459761 is 16795404.

40459761 is a `hidden beast` number, since 4 + 0 + 4 + 597 + 61 = 666.

It is not a de Polignac number, because 40459761 - 2³ = 40459753 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (40459361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26335 + ... + 27828.

It is an arithmetic number, because the mean of its divisors is an integer number (4928924).

Almost surely, 2^40459761 is an apocalyptic number.

It is an amenable number.

40459761 is a deficient number, since it is larger than the sum of its proper divisors (18687327).

40459761 is a wasteful number, since it uses less digits than its factorization.

40459761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54252 (or 54249 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 40459761 is about 6360.7987705948. The cubic root of 40459761 is about 343.3005013588.

The spelling of 40459761 in words is "forty million, four hundred fifty-nine thousand, seven hundred sixty-one".