40570759 has 4 divisors (see below), whose sum is σ = 41667304. Its totient is φ = 39474216.

The previous prime is 40570753. The next prime is 40570787. The reversal of 40570759 is 95707504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40570759 - 2⁹ = 40570247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 1096507 = 40570759 / (4 + 0 + 5 + 7 + 0 + 7 + 5 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40570753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548217 + ... + 548290.

It is an arithmetic number, because the mean of its divisors is an integer number (10416826).

Almost surely, 2^40570759 is an apocalyptic number.

40570759 is a deficient number, since it is larger than the sum of its proper divisors (1096545).

40570759 is a wasteful number, since it uses less digits than its factorization.

40570759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096544.

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 40570759 is about 6369.5179566432. The cubic root of 40570759 is about 343.6141535286.

The spelling of 40570759 in words is "forty million, five hundred seventy thousand, seven hundred fifty-nine".