1973967552 has 42 divisors (see below), whose sum is σ = 5658023228. Its totient is φ = 657988992.

The previous prime is 1973967491. The next prime is 1973967587. The reversal of 1973967552 is 2557693791.

1973967552 is a `hidden beast` number, since 19 + 73 + 9 + 6 + 7 + 552 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1712938 + ... + 1714089.

Almost surely, 2^1973967552 is an apocalyptic number.

1973967552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1973967552 is an abundant number, since it is smaller than the sum of its proper divisors (3684055676).

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

1973967552 is a wasteful number, since it uses less digits than its factorization.

1973967552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3427045 (or 3427032 counting only the distinct ones).

The product of its digits is 3572100, while the sum is 54.

The square root of 1973967552 is about 44429.3546205659. The cubic root of 1973967552 is about 1254.4306877428.

The spelling of 1973967552 in words is "one billion, nine hundred seventy-three million, nine hundred sixty-seven thousand, five hundred fifty-two".