298540032 has 88 divisors (see below), whose sum is σ = 909457536. Its totient is φ = 85291008.

The previous prime is 298540003. The next prime is 298540051. The reversal of 298540032 is 230045892.

It is a happy number.

It is a super-2 number, since 2×298540032² = 178252301413122048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 298539975 and 298540002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14563 + ... + 28445.

Almost surely, 2^298540032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 298540032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454728768).

298540032 is an abundant number, since it is smaller than the sum of its proper divisors (610917504).

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

298540032 is a wasteful number, since it uses less digits than its factorization.

298540032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13913 (or 13895 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 298540032 is about 17278.3110285699. The cubic root of 298540032 is about 668.3452384922.

The spelling of 298540032 in words is "two hundred ninety-eight million, five hundred forty thousand, thirty-two".