1579579252 has 6 divisors (see below), whose sum is σ = 2764263698. Its totient is φ = 789789624.

The previous prime is 1579579249. The next prime is 1579579271. The reversal of 1579579252 is 2529759751.

It can be written as a sum of positive squares in only one way, i.e., 1278348516 + 301230736 = 35754^2 + 17356^2 .

It is a super-2 number, since 2×1579579252² = 4990141226697759008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1579579252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197447403 + ... + 197447410.

Almost surely, 2^1579579252 is an apocalyptic number.

It is an amenable number.

1579579252 is a deficient number, since it is larger than the sum of its proper divisors (1184684446).

1579579252 is a wasteful number, since it uses less digits than its factorization.

1579579252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394894817 (or 394894815 counting only the distinct ones).

The product of its digits is 1984500, while the sum is 52.

The square root of 1579579252 is about 39743.9209439632. The cubic root of 1579579252 is about 1164.6098890917.

The spelling of 1579579252 in words is "one billion, five hundred seventy-nine million, five hundred seventy-nine thousand, two hundred fifty-two".