974631 has 8 divisors (see below), whose sum is σ = 1485184. Its totient is φ = 556920.

The previous prime is 974599. The next prime is 974651. The reversal of 974631 is 136479.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 974631 - 2⁵ = 974599 is a prime.

It is a super-2 number, since 2×974631² = 1899811172322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974651) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23185 + ... + 23226.

It is an arithmetic number, because the mean of its divisors is an integer number (185648).

2⁹⁷⁴⁶³¹ is an apocalyptic number.

974631 is a deficient number, since it is larger than the sum of its proper divisors (510553).

974631 is a wasteful number, since it uses less digits than its factorization.

974631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46421.

The product of its digits is 4536, while the sum is 30.

The square root of 974631 is about 987.2340148111. The cubic root of 974631 is about 99.1471131876.

The spelling of 974631 in words is "nine hundred seventy-four thousand, six hundred thirty-one".