40837365 has 96 divisors (see below), whose sum is σ = 81244800. Its totient is φ = 19595520.

The previous prime is 40837343. The next prime is 40837367. The reversal of 40837365 is 56373804.

It is a happy number.

It is not a de Polignac number, because 40837365 - 2⁵ = 40837333 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40837367) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 669435 + ... + 669495.

It is an arithmetic number, because the mean of its divisors is an integer number (846300).

Almost surely, 2^40837365 is an apocalyptic number.

40837365 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40837365 is a deficient number, since it is larger than the sum of its proper divisors (40407435).

40837365 is a wasteful number, since it uses less digits than its factorization.

40837365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 40837365 is about 6390.4119585517. The cubic root of 40837365 is about 344.3651842332.

It can be divided in two parts, 408 and 37365, that added together give a palindrome (37773).

The spelling of 40837365 in words is "forty million, eight hundred thirty-seven thousand, three hundred sixty-five".