2659572 has 18 divisors (see below), whose sum is σ = 6722898. Its totient is φ = 886512.

The previous prime is 2659571. The next prime is 2659607. The reversal of 2659572 is 2759562.

It can be written as a sum of positive squares in only one way, i.e., 1838736 + 820836 = 1356^2 + 906^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 73877 = 2659572 / (2 + 6 + 5 + 9 + 5 + 7 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2659571) 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, 36903 + ... + 36974.

2^2659572 is an apocalyptic number.

It is an amenable number.

2659572 is an abundant number, since it is smaller than the sum of its proper divisors (4063326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2659572 is a wasteful number, since it uses less digits than its factorization.

2659572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73887 (or 73882 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 2659572 is about 1630.8194259329. The cubic root of 2659572 is about 138.5491664686.

The spelling of 2659572 in words is "two million, six hundred fifty-nine thousand, five hundred seventy-two".