522574416 has 360 divisors, whose sum is σ = 1908981984. Its totient is φ = 137168640.

The previous prime is 522574379. The next prime is 522574427. The reversal of 522574416 is 614475225.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2476551 + ... + 2476761.

Almost surely, 2^522574416 is an apocalyptic number.

522574416 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522574416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (954490992).

522574416 is an abundant number, since it is smaller than the sum of its proper divisors (1386407568).

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

522574416 is a wasteful number, since it uses less digits than its factorization.

522574416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 236 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 522574416 is about 22859.8866138920. The cubic root of 522574416 is about 805.4700216676.

The spelling of 522574416 in words is "five hundred twenty-two million, five hundred seventy-four thousand, four hundred sixteen".