252622434 has 8 divisors (see below), whose sum is σ = 505244880. Its totient is φ = 84207476.

The previous prime is 252622429. The next prime is 252622439. The reversal of 252622434 is 434226252.

It is an interprime number because it is at equal distance from previous prime (252622429) and next prime (252622439).

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

252622434 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (252622439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21051864 + ... + 21051875.

It is an arithmetic number, because the mean of its divisors is an integer number (63155610).

Almost surely, 2^252622434 is an apocalyptic number.

252622434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

252622434 is a wasteful number, since it uses less digits than its factorization.

252622434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42103744.

The product of its digits is 23040, while the sum is 30.

The square root of 252622434 is about 15894.1006036831. The cubic root of 252622434 is about 632.1555741157.

Adding to 252622434 its reverse (434226252), we get a palindrome (686848686).

The spelling of 252622434 in words is "two hundred fifty-two million, six hundred twenty-two thousand, four hundred thirty-four".