525516412 has 24 divisors (see below), whose sum is σ = 941836896. Its totient is φ = 256471488.

The previous prime is 525516379. The next prime is 525516437. The reversal of 525516412 is 214615525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35473 + ... + 48055.

It is an arithmetic number, because the mean of its divisors is an integer number (39243204).

Almost surely, 2^525516412 is an apocalyptic number.

It is an amenable number.

525516412 is a deficient number, since it is larger than the sum of its proper divisors (416320484).

525516412 is a wasteful number, since it uses less digits than its factorization.

525516412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12837 (or 12835 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 525516412 is about 22924.1447386811. The cubic root of 525516412 is about 806.9787423377.

The spelling of 525516412 in words is "five hundred twenty-five million, five hundred sixteen thousand, four hundred twelve".