525494016 has 108 divisors (see below), whose sum is σ = 1540378840. Its totient is φ = 172247040.

The previous prime is 525493973. The next prime is 525494029. The reversal of 525494016 is 610494525.

It is a super-2 number, since 2×525494016² = 552287921703616512, which contains 22 as substring.

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 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, 138675 + ... + 142413.

Almost surely, 2^525494016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525494016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (770189420).

525494016 is an abundant number, since it is smaller than the sum of its proper divisors (1014884824).

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

525494016 is a wasteful number, since it uses less digits than its factorization.

525494016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822 (or 3805 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 525494016 is about 22923.6562528755. The cubic root of 525494016 is about 806.9672784695.

It can be divided in two parts, 52549 and 4016, that added together give a palindrome (56565).

The spelling of 525494016 in words is "five hundred twenty-five million, four hundred ninety-four thousand, sixteen".