2974631 has 4 divisors (see below), whose sum is σ = 3245064. Its totient is φ = 2704200.

The previous prime is 2974627. The next prime is 2974633. The reversal of 2974631 is 1364792.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2974631 - 2² = 2974627 is a prime.

It is a super-2 number, since 2×2974631² = 17696859172322, 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 (2974633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135200 + ... + 135221.

It is an arithmetic number, because the mean of its divisors is an integer number (811266).

2^2974631 is an apocalyptic number.

2974631 is a deficient number, since it is larger than the sum of its proper divisors (270433).

2974631 is a wasteful number, since it uses less digits than its factorization.

2974631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270432.

The product of its digits is 9072, while the sum is 32.

The square root of 2974631 is about 1724.7118599929. The cubic root of 2974631 is about 143.8172675722.

The spelling of 2974631 in words is "two million, nine hundred seventy-four thousand, six hundred thirty-one".