1522772252 has 48 divisors (see below), whose sum is σ = 2921940000. Its totient is φ = 691617024.

The previous prime is 1522772249. The next prime is 1522772269. The reversal of 1522772252 is 2522772251.

It is a super-2 number, since 2×1522772252² = 4637670662922303008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326078 + ... + 330714.

It is an arithmetic number, because the mean of its divisors is an integer number (60873750).

Almost surely, 2^1522772252 is an apocalyptic number.

It is an amenable number.

1522772252 is a deficient number, since it is larger than the sum of its proper divisors (1399167748).

1522772252 is a wasteful number, since it uses less digits than its factorization.

1522772252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4838 (or 4836 counting only the distinct ones).

The product of its digits is 39200, while the sum is 35.

The square root of 1522772252 is about 39022.7145647250. The cubic root of 1522772252 is about 1150.4779996527.

Subtracting 1522772252 from its reverse (2522772251), we obtain a palindrome (999999999).

The spelling of 1522772252 in words is "one billion, five hundred twenty-two million, seven hundred seventy-two thousand, two hundred fifty-two".