522550004 has 6 divisors (see below), whose sum is σ = 914462514. Its totient is φ = 261275000.

The previous prime is 522549997. The next prime is 522550013. The reversal of 522550004 is 400055225.

It can be written as a sum of positive squares in only one way, i.e., 508502500 + 14047504 = 22550^2 + 3748^2 .

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, 65318747 + ... + 65318754.

It is an arithmetic number, because the mean of its divisors is an integer number (152410419).

Almost surely, 2^522550004 is an apocalyptic number.

It is an amenable number.

522550004 is a deficient number, since it is larger than the sum of its proper divisors (391912510).

522550004 is a wasteful number, since it uses less digits than its factorization.

522550004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130637505 (or 130637503 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 522550004 is about 22859.3526592509. The cubic root of 522550004 is about 805.4574789944.

The spelling of 522550004 in words is "five hundred twenty-two million, five hundred fifty thousand, four".