525226612 has 6 divisors (see below), whose sum is σ = 919146578. Its totient is φ = 262613304.

The previous prime is 525226609. The next prime is 525226631. The reversal of 525226612 is 216622525.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 343138576 + 182088036 = 18524^2 + 13494^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65653323 + ... + 65653330.

Almost surely, 2^525226612 is an apocalyptic number.

It is an amenable number.

525226612 is a deficient number, since it is larger than the sum of its proper divisors (393919966).

525226612 is a wasteful number, since it uses less digits than its factorization.

525226612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131306657 (or 131306655 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 525226612 is about 22917.8230205227. The cubic root of 525226612 is about 806.8303768850.

The spelling of 525226612 in words is "five hundred twenty-five million, two hundred twenty-six thousand, six hundred twelve".