525307982 has 4 divisors (see below), whose sum is σ = 787961976. Its totient is φ = 262653990.

The previous prime is 525307957. The next prime is 525307987. The reversal of 525307982 is 289703525.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525307987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131326994 + ... + 131326997.

It is an arithmetic number, because the mean of its divisors is an integer number (196990494).

Almost surely, 2^525307982 is an apocalyptic number.

525307982 is a deficient number, since it is larger than the sum of its proper divisors (262653994).

525307982 is a wasteful number, since it uses less digits than its factorization.

525307982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262653993.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 525307982 is about 22919.5982076475. The cubic root of 525307982 is about 806.8720404236.

The spelling of 525307982 in words is "five hundred twenty-five million, three hundred seven thousand, nine hundred eighty-two".