40724766 has 24 divisors (see below), whose sum is σ = 92074320. Its totient is φ = 12984576.

The previous prime is 40724699. The next prime is 40724777. The reversal of 40724766 is 66742704.

40724766 is a `hidden beast` number, since 407 + 247 + 6 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40724766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48771 + ... + 49598.

It is an arithmetic number, because the mean of its divisors is an integer number (3836430).

Almost surely, 2^40724766 is an apocalyptic number.

40724766 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40724766 is an abundant number, since it is smaller than the sum of its proper divisors (51349554).

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

40724766 is a wasteful number, since it uses less digits than its factorization.

40724766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98400 (or 98397 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 40724766 is about 6381.5958819092. The cubic root of 40724766 is about 344.0483921015.

The spelling of 40724766 in words is "forty million, seven hundred twenty-four thousand, seven hundred sixty-six".