9898402 has 8 divisors (see below), whose sum is σ = 15014700. Its totient is φ = 4893504.

The previous prime is 9898397. The next prime is 9898423. The reversal of 9898402 is 2048989.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8994001 + 904401 = 2999^2 + 951^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27627 + ... + 27982.

Almost surely, 2^9898402 is an apocalyptic number.

9898402 is a deficient number, since it is larger than the sum of its proper divisors (5116298).

9898402 is a wasteful number, since it uses less digits than its factorization.

9898402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55700.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 9898402 is about 3146.1725953927. The cubic root of 9898402 is about 214.7113631751.

The spelling of 9898402 in words is "nine million, eight hundred ninety-eight thousand, four hundred two".