2472856 has 8 divisors (see below), whose sum is σ = 4636620. Its totient is φ = 1236424.

The previous prime is 2472853. The next prime is 2472857. The reversal of 2472856 is 6582742.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2472856² = 12230033593472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2472851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154546 + ... + 154561.

2^2472856 is an apocalyptic number.

It is an amenable number.

2472856 is a deficient number, since it is larger than the sum of its proper divisors (2163764).

2472856 is a wasteful number, since it uses less digits than its factorization.

2472856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309113 (or 309109 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 2472856 is about 1572.5317166913. The cubic root of 2472856 is about 135.2278912615.

The spelling of 2472856 in words is "two million, four hundred seventy-two thousand, eight hundred fifty-six".