504427898 has 16 divisors (see below), whose sum is σ = 815296776. Its totient is φ = 232683840.

The previous prime is 504427897. The next prime is 504427909. The reversal of 504427898 is 898724405.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 383493889 + 120934009 = 19583^2 + 10997^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (504427897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55388 + ... + 63848.

Almost surely, 2^504427898 is an apocalyptic number.

504427898 is a deficient number, since it is larger than the sum of its proper divisors (310868878).

504427898 is a wasteful number, since it uses less digits than its factorization.

504427898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10769.

The product of its (nonzero) digits is 645120, while the sum is 47.

The square root of 504427898 is about 22459.4723446478. The cubic root of 504427898 is about 796.0365935636.

The spelling of 504427898 in words is "five hundred four million, four hundred twenty-seven thousand, eight hundred ninety-eight".