2815672 has 8 divisors (see below), whose sum is σ = 5279400. Its totient is φ = 1407832.

The previous prime is 2815669. The next prime is 2815691. The reversal of 2815672 is 2765182.

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

It is a super-3 number, since 3×2815672³ = 66968017279591033344, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 175972 + ... + 175987.

It is an arithmetic number, because the mean of its divisors is an integer number (659925).

2^2815672 is an apocalyptic number.

It is an amenable number.

2815672 is a deficient number, since it is larger than the sum of its proper divisors (2463728).

2815672 is a wasteful number, since it uses less digits than its factorization.

2815672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351965 (or 351961 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 2815672 is about 1677.9964243109. The cubic root of 2815672 is about 141.2084504622.

The spelling of 2815672 in words is "two million, eight hundred fifteen thousand, six hundred seventy-two".