1457216492 has 12 divisors (see below), whose sum is σ = 2550656640. Its totient is φ = 728457456.

The previous prime is 1457216483. The next prime is 1457216507. The reversal of 1457216492 is 2946127541.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14348 + ... + 55859.

It is an arithmetic number, because the mean of its divisors is an integer number (212554720).

Almost surely, 2^1457216492 is an apocalyptic number.

It is an amenable number.

1457216492 is a deficient number, since it is larger than the sum of its proper divisors (1093440148).

1457216492 is a wasteful number, since it uses less digits than its factorization.

1457216492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75400 (or 75398 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 1457216492 is about 38173.5051049809. The cubic root of 1457216492 is about 1133.7257895344.

The spelling of 1457216492 in words is "one billion, four hundred fifty-seven million, two hundred sixteen thousand, four hundred ninety-two".