898278556 has 24 divisors (see below), whose sum is σ = 1830457440. Its totient is φ = 377712192.

The previous prime is 898278541. The next prime is 898278559. The reversal of 898278556 is 655872898.

It is a self number, because there is not a number n which added to its sum of digits gives 898278556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898278559) 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, 301171 + ... + 304138.

It is an arithmetic number, because the mean of its divisors is an integer number (76269060).

Almost surely, 2^898278556 is an apocalyptic number.

It is an amenable number.

898278556 is an abundant number, since it is smaller than the sum of its proper divisors (932178884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

898278556 is a wasteful number, since it uses less digits than its factorization.

898278556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605373 (or 605371 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 58.

The square root of 898278556 is about 29971.2955342274. The cubic root of 898278556 is about 964.8734228638.

The spelling of 898278556 in words is "eight hundred ninety-eight million, two hundred seventy-eight thousand, five hundred fifty-six".