1457757572 has 24 divisors (see below), whose sum is σ = 2670714816. Its totient is φ = 694903968.

The previous prime is 1457757571. The next prime is 1457757589. The reversal of 1457757572 is 2757577541.

It is a self number, because there is not a number n which added to its sum of digits gives 1457757572.

It is not an unprimeable number, because it can be changed into a prime (1457757571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2438 + ... + 54050.

It is an arithmetic number, because the mean of its divisors is an integer number (111279784).

Almost surely, 2^1457757572 is an apocalyptic number.

It is an amenable number.

1457757572 is a deficient number, since it is larger than the sum of its proper divisors (1212957244).

1457757572 is a wasteful number, since it uses less digits than its factorization.

1457757572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51947 (or 51945 counting only the distinct ones).

The product of its digits is 2401000, while the sum is 50.

The square root of 1457757572 is about 38180.5915616822. The cubic root of 1457757572 is about 1133.8660936562.

The spelling of 1457757572 in words is "one billion, four hundred fifty-seven million, seven hundred fifty-seven thousand, five hundred seventy-two".