2957245 has 8 divisors (see below), whose sum is σ = 3663360. Its totient is φ = 2289360.

The previous prime is 2957243. The next prime is 2957261. The reversal of 2957245 is 5427592.

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

It is not a de Polignac number, because 2957245 - 2¹ = 2957243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2957245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2957243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9385 + ... + 9694.

It is an arithmetic number, because the mean of its divisors is an integer number (457920).

2^2957245 is an apocalyptic number.

It is an amenable number.

2957245 is a deficient number, since it is larger than the sum of its proper divisors (706115).

2957245 is a wasteful number, since it uses less digits than its factorization.

2957245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19115.

The product of its digits is 25200, while the sum is 34.

The square root of 2957245 is about 1719.6642114087. The cubic root of 2957245 is about 143.5365275051.

The spelling of 2957245 in words is "two million, nine hundred fifty-seven thousand, two hundred forty-five".