79852500 has 360 divisors, whose sum is σ = 320147520. Its totient is φ = 16848000.

The previous prime is 79852469. The next prime is 79852511. The reversal of 79852500 is 525897.

79852500 is a `hidden beast` number, since 79 + 85 + 2 + 500 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 6142494 + ... + 6142506.

Almost surely, 2^79852500 is an apocalyptic number.

79852500 is a gapful number since it is divisible by the number (70) 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 79852500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160073760).

79852500 is an abundant number, since it is smaller than the sum of its proper divisors (240295020).

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

79852500 is a wasteful number, since it uses less digits than its factorization.

79852500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 79852500 is about 8936.0226051639. The cubic root of 79852500 is about 430.6219591574.

The spelling of 79852500 in words is "seventy-nine million, eight hundred fifty-two thousand, five hundred".