552974643 has 12 divisors (see below), whose sum is σ = 860182960. Its totient is φ = 340292016.

The previous prime is 552974629. The next prime is 552974647. The reversal of 552974643 is 346479255.

552974643 is a `hidden beast` number, since 552 + 97 + 4 + 6 + 4 + 3 = 666.

It is not a de Polignac number, because 552974643 - 2¹⁶ = 552909107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (552974647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2363023 + ... + 2363256.

Almost surely, 2^552974643 is an apocalyptic number.

552974643 is a deficient number, since it is larger than the sum of its proper divisors (307208317).

552974643 is a wasteful number, since it uses less digits than its factorization.

552974643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4726298 (or 4726295 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The square root of 552974643 is about 23515.4128817676. The cubic root of 552974643 is about 820.7956994733.

The spelling of 552974643 in words is "five hundred fifty-two million, nine hundred seventy-four thousand, six hundred forty-three".