298477872 has 240 divisors, whose sum is σ = 1081097472. Its totient is φ = 77448960.

The previous prime is 298477849. The next prime is 298477901. The reversal of 298477872 is 278774892.

298477872 is a `hidden beast` number, since 2 + 98 + 477 + 87 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 298878 + ... + 299874.

Almost surely, 2^298477872 is an apocalyptic number.

298477872 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 298477872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (540548736).

298477872 is an abundant number, since it is smaller than the sum of its proper divisors (782619600).

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

298477872 is a wasteful number, since it uses less digits than its factorization.

298477872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038 (or 1020 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 54.

The square root of 298477872 is about 17276.5121480002. The cubic root of 298477872 is about 668.2988491538.

The spelling of 298477872 in words is "two hundred ninety-eight million, four hundred seventy-seven thousand, eight hundred seventy-two".