252433551 has 8 divisors (see below), whose sum is σ = 337080880. Its totient is φ = 168037632.

The previous prime is 252433543. The next prime is 252433553. The reversal of 252433551 is 155334252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252433551 - 2³ = 252433543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252433553) 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, 60496 + ... + 64533.

It is an arithmetic number, because the mean of its divisors is an integer number (42135110).

Almost surely, 2^252433551 is an apocalyptic number.

252433551 is a deficient number, since it is larger than the sum of its proper divisors (84647329).

252433551 is a wasteful number, since it uses less digits than its factorization.

252433551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125705.

The product of its digits is 18000, while the sum is 30.

The square root of 252433551 is about 15888.1575709709. The cubic root of 252433551 is about 631.9979829223.

The spelling of 252433551 in words is "two hundred fifty-two million, four hundred thirty-three thousand, five hundred fifty-one".