2623972 has 12 divisors (see below), whose sum is σ = 4945276. Its totient is φ = 1211040.

The previous prime is 2623969. The next prime is 2623979. The reversal of 2623972 is 2793262.

It can be written as a sum of positive squares in 2 ways, for example, as 1240996 + 1382976 = 1114^2 + 1176^2 .

It is not an unprimeable number, because it can be changed into a prime (2623979) 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, 25179 + ... + 25282.

2^2623972 is an apocalyptic number.

It is an amenable number.

2623972 is a deficient number, since it is larger than the sum of its proper divisors (2321304).

2623972 is a wasteful number, since it uses less digits than its factorization.

2623972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50478 (or 50476 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 2623972 is about 1619.8678958483. The cubic root of 2623972 is about 137.9281990136.

The spelling of 2623972 in words is "two million, six hundred twenty-three thousand, nine hundred seventy-two".