2870456 has 16 divisors (see below), whose sum is σ = 5409600. Its totient is φ = 1427904.

The previous prime is 2870453. The next prime is 2870471. The reversal of 2870456 is 6540782.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2870453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980 + ... + 2588.

It is an arithmetic number, because the mean of its divisors is an integer number (338100).

2^2870456 is an apocalyptic number.

It is an amenable number.

2870456 is a deficient number, since it is larger than the sum of its proper divisors (2539144).

2870456 is a wasteful number, since it uses less digits than its factorization.

2870456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838 (or 1834 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 2870456 is about 1694.2420134089. The cubic root of 2870456 is about 142.1183962641.

The spelling of 2870456 in words is "two million, eight hundred seventy thousand, four hundred fifty-six".