37404081 has 24 divisors (see below), whose sum is σ = 63475776. Its totient is φ = 20924640.

The previous prime is 37404071. The next prime is 37404083. The reversal of 37404081 is 18040473.

It is not a de Polignac number, because 37404081 - 2¹⁰ = 37403057 is a prime.

It is a super-2 number, since 2×37404081² = 2798130550909122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (37404083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13245 + ... + 15818.

It is an arithmetic number, because the mean of its divisors is an integer number (2644824).

Almost surely, 2^37404081 is an apocalyptic number.

It is an amenable number.

37404081 is a deficient number, since it is larger than the sum of its proper divisors (26071695).

37404081 is a wasteful number, since it uses less digits than its factorization.

37404081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29093 (or 29090 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 37404081 is about 6115.8875888950. The cubic root of 37404081 is about 334.4308476432.

The spelling of 37404081 in words is "thirty-seven million, four hundred four thousand, eighty-one".