5651572 has 6 divisors (see below), whose sum is σ = 9890258. Its totient is φ = 2825784.

The previous prime is 5651561. The next prime is 5651573. The reversal of 5651572 is 2751565.

5651572 is nontrivially palindromic in base 11.

5651572 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 2842596 + 2808976 = 1686^2 + 1676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706443 + ... + 706450.

Almost surely, 2^5651572 is an apocalyptic number.

It is an amenable number.

5651572 is a deficient number, since it is larger than the sum of its proper divisors (4238686).

5651572 is a wasteful number, since it uses less digits than its factorization.

5651572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412897 (or 1412895 counting only the distinct ones).

The product of its digits is 10500, while the sum is 31.

The square root of 5651572 is about 2377.3035144886. The cubic root of 5651572 is about 178.1242662122.

The spelling of 5651572 in words is "five million, six hundred fifty-one thousand, five hundred seventy-two".