40593331 has 4 divisors (see below), whose sum is σ = 42981192. Its totient is φ = 38205472.

The previous prime is 40593323. The next prime is 40593347. The reversal of 40593331 is 13339504.

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 40593331 - 2³ = 40593323 is a prime.

It is a super-2 number, since 2×40593331² = 3295637043351122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40593331.

It is not an unprimeable number, because it can be changed into a prime (40593131) 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, 1193905 + ... + 1193938.

It is an arithmetic number, because the mean of its divisors is an integer number (10745298).

Almost surely, 2^40593331 is an apocalyptic number.

40593331 is a deficient number, since it is larger than the sum of its proper divisors (2387861).

40593331 is a wasteful number, since it uses less digits than its factorization.

40593331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387860.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 40593331 is about 6371.2895868890. The cubic root of 40593331 is about 343.6778662527.

The spelling of 40593331 in words is "forty million, five hundred ninety-three thousand, three hundred thirty-one".