979842150 has 96 divisors (see below), whose sum is σ = 3085754880. Its totient is φ = 223961760.

The previous prime is 979842139. The next prime is 979842151. The reversal of 979842150 is 51248979.

979842150 is a `hidden beast` number, since 97 + 98 + 421 + 50 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 979842096 and 979842105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979842151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42394 + ... + 61293.

It is an arithmetic number, because the mean of its divisors is an integer number (32143280).

Almost surely, 2^979842150 is an apocalyptic number.

979842150 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

979842150 is an abundant number, since it is smaller than the sum of its proper divisors (2105912730).

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

979842150 is a wasteful number, since it uses less digits than its factorization.

979842150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103715 (or 103704 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The square root of 979842150 is about 31302.4304168223. The cubic root of 979842150 is about 993.2350553891.

The spelling of 979842150 in words is "nine hundred seventy-nine million, eight hundred forty-two thousand, one hundred fifty".