9802925398 has 72 divisors (see below), whose sum is σ = 18123965784. Its totient is φ = 3964464000.

The previous prime is 9802925393. The next prime is 9802925401. The reversal of 9802925398 is 8935292089.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9802925393) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 14186233 + ... + 14186923.

It is an arithmetic number, because the mean of its divisors is an integer number (251721747).

Almost surely, 2^9802925398 is an apocalyptic number.

9802925398 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

9802925398 is a deficient number, since it is larger than the sum of its proper divisors (8321040386).

9802925398 is a wasteful number, since it uses less digits than its factorization.

9802925398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 55.

The square root of 9802925398 is about 99009.7237547909. The cubic root of 9802925398 is about 2140.1878745878.

The spelling of 9802925398 in words is "nine billion, eight hundred two million, nine hundred twenty-five thousand, three hundred ninety-eight".