898513920 has 528 divisors, whose sum is σ = 3494769408. Its totient is φ = 212336640.

The previous prime is 898513909. The next prime is 898513921. The reversal of 898513920 is 29315898.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898513921) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24284142 + ... + 24284178.

Almost surely, 2^898513920 is an apocalyptic number.

898513920 is a gapful number since it is divisible by the number (80) 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 898513920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1747384704).

898513920 is an abundant number, since it is smaller than the sum of its proper divisors (2596255488).

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

898513920 is a wasteful number, since it uses less digits than its factorization.

898513920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 898513920 is about 29975.2217673198. The cubic root of 898513920 is about 964.9576864942.

The spelling of 898513920 in words is "eight hundred ninety-eight million, five hundred thirteen thousand, nine hundred twenty".