2447572 has 18 divisors (see below), whose sum is σ = 4392122. Its totient is φ = 1193424.

The previous prime is 2447569. The next prime is 2447573. The reversal of 2447572 is 2757442.

It can be written as a sum of positive squares in only one way, i.e., 1731856 + 715716 = 1316^2 + 846^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2447573) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8698 + ... + 8974.

2^2447572 is an apocalyptic number.

It is an amenable number.

2447572 is a deficient number, since it is larger than the sum of its proper divisors (1944550).

2447572 is a wasteful number, since it uses less digits than its factorization.

2447572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375 (or 326 counting only the distinct ones).

The product of its digits is 15680, while the sum is 31.

The square root of 2447572 is about 1564.4717958468. The cubic root of 2447572 is about 134.7654271241.

The spelling of 2447572 in words is "two million, four hundred forty-seven thousand, five hundred seventy-two".