974637 has 6 divisors (see below), whose sum is σ = 1407822. Its totient is φ = 649752.

The previous prime is 974599. The next prime is 974651. The reversal of 974637 is 736479.

It can be written as a sum of positive squares in only one way, i.e., 527076 + 447561 = 726^2 + 669^2 .

It is not a de Polignac number, because 974637 - 2¹⁸ = 712493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54138 + ... + 54155.

It is an arithmetic number, because the mean of its divisors is an integer number (234637).

2⁹⁷⁴⁶³⁷ is an apocalyptic number.

It is an amenable number.

974637 is a deficient number, since it is larger than the sum of its proper divisors (433185).

974637 is a wasteful number, since it uses less digits than its factorization.

974637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108299 (or 108296 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 974637 is about 987.2370535996. The cubic root of 974637 is about 99.1473166429.

The spelling of 974637 in words is "nine hundred seventy-four thousand, six hundred thirty-seven".