40752613 has 8 divisors (see below), whose sum is σ = 44683200. Its totient is φ = 36859680.

The previous prime is 40752583. The next prime is 40752623. The reversal of 40752613 is 31625704.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40752613 - 2²⁵ = 7198181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40752623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7120 + ... + 11497.

It is an arithmetic number, because the mean of its divisors is an integer number (5585400).

Almost surely, 2^40752613 is an apocalyptic number.

It is an amenable number.

40752613 is a deficient number, since it is larger than the sum of its proper divisors (3930587).

40752613 is a wasteful number, since it uses less digits than its factorization.

40752613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18827.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 40752613 is about 6383.7773300766. Note that the first 3 decimals coincide. The cubic root of 40752613 is about 344.1267926558.

The spelling of 40752613 in words is "forty million, seven hundred fifty-two thousand, six hundred thirteen".