40037361 has 64 divisors (see below), whose sum is σ = 69619200. Its totient is φ = 20321280.

The previous prime is 40037359. The next prime is 40037383. The reversal of 40037361 is 16373004.

It is not a de Polignac number, because 40037361 - 2¹ = 40037359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40037761) 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, 548421 + ... + 548493.

It is an arithmetic number, because the mean of its divisors is an integer number (1087800).

Almost surely, 2^40037361 is an apocalyptic number.

40037361 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40037361 is a deficient number, since it is larger than the sum of its proper divisors (29581839).

40037361 is a wasteful number, since it uses less digits than its factorization.

40037361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 40037361 is about 6327.5082773553. The cubic root of 40037361 is about 342.1016335539.

The spelling of 40037361 in words is "forty million, thirty-seven thousand, three hundred sixty-one".