898414720 has 128 divisors (see below), whose sum is σ = 2534169600. Its totient is φ = 298045440.

The previous prime is 898414709. The next prime is 898414739. The reversal of 898414720 is 27414898.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×898414720² = 1614298018225356800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135646 + ... + 142114.

It is an arithmetic number, because the mean of its divisors is an integer number (19798200).

Almost surely, 2^898414720 is an apocalyptic number.

898414720 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 898414720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1267084800).

898414720 is an abundant number, since it is smaller than the sum of its proper divisors (1635754880).

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

898414720 is a wasteful number, since it uses less digits than its factorization.

898414720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6526 (or 6514 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 898414720 is about 29973.5670216276. The cubic root of 898414720 is about 964.9221732898.

The spelling of 898414720 in words is "eight hundred ninety-eight million, four hundred fourteen thousand, seven hundred twenty".