99398760 has 128 divisors (see below), whose sum is σ = 310262400. Its totient is φ = 25456640.

The previous prime is 99398753. The next prime is 99398773. The reversal of 99398760 is 6789399.

It is a super-2 number, since 2×99398760² = 19760226979075200, which contains 22 as substring.

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, 437767 + ... + 437993.

It is an arithmetic number, because the mean of its divisors is an integer number (2423925).

Almost surely, 2^99398760 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 99398760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155131200).

99398760 is an abundant number, since it is smaller than the sum of its proper divisors (210863640).

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

99398760 is a wasteful number, since it uses less digits than its factorization.

99398760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 51.

The square root of 99398760 is about 9969.8926774565. The cubic root of 99398760 is about 463.2267765013.

The spelling of 99398760 in words is "ninety-nine million, three hundred ninety-eight thousand, seven hundred sixty".