980923500 has 96 divisors (see below), whose sum is σ = 3173876160. Its totient is φ = 261576000.

The previous prime is 980923459. The next prime is 980923501. The reversal of 980923500 is 5329089.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980923501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22831 + ... + 49830.

It is an arithmetic number, because the mean of its divisors is an integer number (33061210).

Almost surely, 2^980923500 is an apocalyptic number.

980923500 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

980923500 is an abundant number, since it is smaller than the sum of its proper divisors (2192952660).

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

980923500 is a wasteful number, since it uses less digits than its factorization.

980923500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72689 (or 72671 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 980923500 is about 31319.6982744087. The cubic root of 980923500 is about 993.6002978482.

The spelling of 980923500 in words is "nine hundred eighty million, nine hundred twenty-three thousand, five hundred".