989925300 has 720 divisors, whose sum is σ = 4234728960. Its totient is φ = 194088960.

The previous prime is 989925281. The next prime is 989925319. The reversal of 989925300 is 3529989.

It is an interprime number because it is at equal distance from previous prime (989925281) and next prime (989925319).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 12530661 + ... + 12530739.

It is an arithmetic number, because the mean of its divisors is an integer number (5881568).

Almost surely, 2^989925300 is an apocalyptic number.

989925300 is a gapful number since it is divisible by the number (90) 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 989925300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2117364480).

989925300 is an abundant number, since it is smaller than the sum of its proper divisors (3244803660).

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

989925300 is a wasteful number, since it uses less digits than its factorization.

989925300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 989925300 is about 31463.0783617878. The cubic root of 989925300 is about 996.6304253863.

The spelling of 989925300 in words is "nine hundred eighty-nine million, nine hundred twenty-five thousand, three hundred".