40724607 has 64 divisors (see below), whose sum is σ = 71958528. Its totient is φ = 20037600.

The previous prime is 40724599. The next prime is 40724623. The reversal of 40724607 is 70642704.

It is not a de Polignac number, because 40724607 - 2³ = 40724599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40724647) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 866458 + ... + 866504.

It is an arithmetic number, because the mean of its divisors is an integer number (1124352).

Almost surely, 2^40724607 is an apocalyptic number.

40724607 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

40724607 is a deficient number, since it is larger than the sum of its proper divisors (31233921).

40724607 is a wasteful number, since it uses less digits than its factorization.

40724607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 40724607 is about 6381.5834241981. The cubic root of 40724607 is about 344.0479443496.

The spelling of 40724607 in words is "forty million, seven hundred twenty-four thousand, six hundred seven".