90298000 has 160 divisors (see below), whose sum is σ = 246984192. Its totient is φ = 31680000.

The previous prime is 90297997. The next prime is 90298037. The reversal of 90298000 is 89209.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 90298000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 597925 + ... + 598075.

Almost surely, 2^90298000 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 90298000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123492096).

90298000 is an abundant number, since it is smaller than the sum of its proper divisors (156686192).

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

90298000 is a wasteful number, since it uses less digits than its factorization.

90298000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 90298000 is about 9502.5259799697. The cubic root of 90298000 is about 448.6345440517.

The spelling of 90298000 in words is "ninety million, two hundred ninety-eight thousand".