1492158772 has 24 divisors (see below), whose sum is σ = 2830072616. Its totient is φ = 684298368.

The previous prime is 1492158761. The next prime is 1492158803. The reversal of 1492158772 is 2778512941.

It can be written as a sum of positive squares in 4 ways, for example, as 163993636 + 1328165136 = 12806^2 + 36444^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83223 + ... + 99550.

Almost surely, 2^1492158772 is an apocalyptic number.

It is an amenable number.

1492158772 is a deficient number, since it is larger than the sum of its proper divisors (1337913844).

1492158772 is a wasteful number, since it uses less digits than its factorization.

1492158772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182947 (or 182945 counting only the distinct ones).

The product of its digits is 282240, while the sum is 46.

The square root of 1492158772 is about 38628.4710026167. The cubic root of 1492158772 is about 1142.7160977693.

The spelling of 1492158772 in words is "one billion, four hundred ninety-two million, one hundred fifty-eight thousand, seven hundred seventy-two".