1492399715 has 16 divisors (see below), whose sum is σ = 1799884800. Its totient is φ = 1187934432.

The previous prime is 1492399681. The next prime is 1492399729. The reversal of 1492399715 is 5179932941.

It is a cyclic number.

It is not a de Polignac number, because 1492399715 - 2¹⁸ = 1492137571 is a prime.

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, 1184756 + ... + 1186014.

It is an arithmetic number, because the mean of its divisors is an integer number (112492800).

Almost surely, 2^1492399715 is an apocalyptic number.

1492399715 is a deficient number, since it is larger than the sum of its proper divisors (307485085).

1492399715 is a wasteful number, since it uses less digits than its factorization.

1492399715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266.

The product of its digits is 612360, while the sum is 50.

The square root of 1492399715 is about 38631.5895997045. The cubic root of 1492399715 is about 1142.7776003010. Note that the first 3 decimals are identical.

The spelling of 1492399715 in words is "one billion, four hundred ninety-two million, three hundred ninety-nine thousand, seven hundred fifteen".