525431622 has 8 divisors (see below), whose sum is σ = 1050863256. Its totient is φ = 175143872.

The previous prime is 525431611. The next prime is 525431633. The reversal of 525431622 is 226134525.

It is an interprime number because it is at equal distance from previous prime (525431611) and next prime (525431633).

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

525431622 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 525431622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43785963 + ... + 43785974.

It is an arithmetic number, because the mean of its divisors is an integer number (131357907).

Almost surely, 2^525431622 is an apocalyptic number.

525431622 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.

525431622 is a wasteful number, since it uses less digits than its factorization.

525431622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87571942.

The product of its digits is 14400, while the sum is 30.

The square root of 525431622 is about 22922.2953039175. The cubic root of 525431622 is about 806.9353390577.

The spelling of 525431622 in words is "five hundred twenty-five million, four hundred thirty-one thousand, six hundred twenty-two".