1497451568 has 40 divisors (see below), whose sum is σ = 3002627760. Its totient is φ = 722891520.

The previous prime is 1497451567. The next prime is 1497451573. The reversal of 1497451568 is 8651547941.

It is a super-2 number, since 2×1497451568² = 4484722397011317248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1497451567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67898 + ... + 87206.

It is an arithmetic number, because the mean of its divisors is an integer number (75065694).

Almost surely, 2^1497451568 is an apocalyptic number.

It is an amenable number.

1497451568 is an abundant number, since it is smaller than the sum of its proper divisors (1505176192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1497451568 is a wasteful number, since it uses less digits than its factorization.

1497451568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19485 (or 19479 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 50.

The square root of 1497451568 is about 38696.9193605899. The cubic root of 1497451568 is about 1144.0656025431.

The spelling of 1497451568 in words is "one billion, four hundred ninety-seven million, four hundred fifty-one thousand, five hundred sixty-eight".