36973431 has 24 divisors (see below), whose sum is σ = 59688720. Its totient is φ = 21859200.

The previous prime is 36973399. The next prime is 36973439. The reversal of 36973431 is 13437963.

It is not a de Polignac number, because 36973431 - 2⁵ = 36973399 is a prime.

It is a super-2 number, since 2×36973431² = 2734069199823522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36973439) 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, 496 + ... + 8613.

It is an arithmetic number, because the mean of its divisors is an integer number (2487030).

Almost surely, 2^36973431 is an apocalyptic number.

36973431 is a deficient number, since it is larger than the sum of its proper divisors (22715289).

36973431 is a wasteful number, since it uses less digits than its factorization.

36973431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9167 (or 9164 counting only the distinct ones).

The product of its digits is 40824, while the sum is 36.

The square root of 36973431 is about 6080.5781797457. The cubic root of 36973431 is about 333.1424058832.

The spelling of 36973431 in words is "thirty-six million, nine hundred seventy-three thousand, four hundred thirty-one".