37944117 has 12 divisors (see below), whose sum is σ = 54916524. Its totient is φ = 25246080.

The previous prime is 37944107. The next prime is 37944149. The reversal of 37944117 is 71144973.

It can be written as a sum of positive squares in 2 ways, for example, as 28451556 + 9492561 = 5334^2 + 3081^2 .

It is not a de Polignac number, because 37944117 - 2²⁰ = 36895541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37944107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 973 + ... + 8765.

It is an arithmetic number, because the mean of its divisors is an integer number (4576377).

Almost surely, 2^37944117 is an apocalyptic number.

It is an amenable number.

37944117 is a deficient number, since it is larger than the sum of its proper divisors (16972407).

37944117 is a wasteful number, since it uses less digits than its factorization.

37944117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8340 (or 8337 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 37944117 is about 6159.8796254472. The cubic root of 37944117 is about 336.0326552021.

The spelling of 37944117 in words is "thirty-seven million, nine hundred forty-four thousand, one hundred seventeen".