1597952944 has 40 divisors (see below), whose sum is σ = 3746465568. Its totient is φ = 644551680.

The previous prime is 1597952897. The next prime is 1597952963. The reversal of 1597952944 is 4492597951.

It is a happy number.

It is a super-2 number, since 2×1597952944² = 5106907222476534272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417727 + ... + 421534.

Almost surely, 2^1597952944 is an apocalyptic number.

1597952944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1597952944 is an abundant number, since it is smaller than the sum of its proper divisors (2148512624).

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

1597952944 is a wasteful number, since it uses less digits than its factorization.

1597952944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839293 (or 839287 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 55.

The square root of 1597952944 is about 39974.4036103104. The cubic root of 1597952944 is about 1169.1080800717.

The spelling of 1597952944 in words is "one billion, five hundred ninety-seven million, nine hundred fifty-two thousand, nine hundred forty-four".