40330037 has 16 divisors (see below), whose sum is σ = 45505152. Its totient is φ = 35421120.

The previous prime is 40330013. The next prime is 40330049. The reversal of 40330037 is 73003304.

It is a cyclic number.

It is not a de Polignac number, because 40330037 - 2⁸ = 40329781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40330057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79928 + ... + 80430.

It is an arithmetic number, because the mean of its divisors is an integer number (2844072).

Almost surely, 2^40330037 is an apocalyptic number.

It is an amenable number.

40330037 is a deficient number, since it is larger than the sum of its proper divisors (5175115).

40330037 is a wasteful number, since it uses less digits than its factorization.

40330037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748.

The product of its (nonzero) digits is 756, while the sum is 20.

The square root of 40330037 is about 6350.5934368372. The cubic root of 40330037 is about 342.9332064291.

The spelling of 40330037 in words is "forty million, three hundred thirty thousand, thirty-seven".