40037074 has 64 divisors (see below), whose sum is σ = 81430272. Its totient is φ = 14284800.

The previous prime is 40037059. The next prime is 40037077. The reversal of 40037074 is 47073004.

40037074 = 43² + 44² + ... + 493².

It is a happy number.

40037074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (40037077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107152 + ... + 107524.

It is an arithmetic number, because the mean of its divisors is an integer number (1272348).

Almost surely, 2^40037074 is an apocalyptic number.

40037074 is an abundant number, since it is smaller than the sum of its proper divisors (41393198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40037074 is a wasteful number, since it uses less digits than its factorization.

40037074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 40037074 is about 6327.4855985612. The cubic root of 40037074 is about 342.1008161224.

The spelling of 40037074 in words is "forty million, thirty-seven thousand, seventy-four".