1492457875 has 16 divisors (see below), whose sum is σ = 1863912960. Its totient is φ = 1193116800.

The previous prime is 1492457773. The next prime is 1492457921. The reversal of 1492457875 is 5787542941.

It is a de Polignac number, because none of the positive numbers 2^k-1492457875 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, 218766 + ... + 225484.

It is an arithmetic number, because the mean of its divisors is an integer number (116494560).

Almost surely, 2^1492457875 is an apocalyptic number.

1492457875 is a deficient number, since it is larger than the sum of its proper divisors (371455085).

1492457875 is an equidigital number, since it uses as much as digits as its factorization.

1492457875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8511 (or 8501 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 52.

The square root of 1492457875 is about 38632.3423442069. The cubic root of 1492457875 is about 1142.7924450912.

The spelling of 1492457875 in words is "one billion, four hundred ninety-two million, four hundred fifty-seven thousand, eight hundred seventy-five".