2972615 has 4 divisors (see below), whose sum is σ = 3567144. Its totient is φ = 2378088.

The previous prime is 2972573. The next prime is 2972639. The reversal of 2972615 is 5162792.

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 2972615 - 2⁶ = 2972551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297257 + ... + 297266.

It is an arithmetic number, because the mean of its divisors is an integer number (891786).

2^2972615 is an apocalyptic number.

2972615 is a deficient number, since it is larger than the sum of its proper divisors (594529).

2972615 is an equidigital number, since it uses as much as digits as its factorization.

2972615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594528.

The product of its digits is 7560, while the sum is 32.

The square root of 2972615 is about 1724.1273154846. The cubic root of 2972615 is about 143.7847704170.

The spelling of 2972615 in words is "two million, nine hundred seventy-two thousand, six hundred fifteen".