998252925 has 24 divisors (see below), whose sum is σ = 1669000320. Its totient is φ = 526416000.

The previous prime is 998252921. The next prime is 998252929. The reversal of 998252925 is 529252899.

It is an interprime number because it is at equal distance from previous prime (998252921) and next prime (998252929).

It is not a de Polignac number, because 998252925 - 2² = 998252921 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998252921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68101 + ... + 81450.

It is an arithmetic number, because the mean of its divisors is an integer number (69541680).

Almost surely, 2^998252925 is an apocalyptic number.

It is an amenable number.

998252925 is a deficient number, since it is larger than the sum of its proper divisors (670747395).

998252925 is a wasteful number, since it uses less digits than its factorization.

998252925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149653 (or 149648 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 51.

The square root of 998252925 is about 31595.1408447565. The cubic root of 998252925 is about 999.4173021959.

The spelling of 998252925 in words is "nine hundred ninety-eight million, two hundred fifty-two thousand, nine hundred twenty-five".