522427400 has 48 divisors (see below), whose sum is σ = 1325071440. Its totient is φ = 189972800.

The previous prime is 522427387. The next prime is 522427403. The reversal of 522427400 is 4724225.

It is a self number, because there is not a number n which added to its sum of digits gives 522427400.

It is not an unprimeable number, because it can be changed into a prime (522427403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116534 + ... + 120933.

It is an arithmetic number, because the mean of its divisors is an integer number (27605655).

Almost surely, 2^522427400 is an apocalyptic number.

522427400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

522427400 is an abundant number, since it is smaller than the sum of its proper divisors (802644040).

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

522427400 is a wasteful number, since it uses less digits than its factorization.

522427400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237494 (or 237485 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 522427400 is about 22856.6707986968. The cubic root of 522427400 is about 805.3944802177.

The spelling of 522427400 in words is "five hundred twenty-two million, four hundred twenty-seven thousand, four hundred".