118495272 has 128 divisors (see below), whose sum is σ = 354816000. Its totient is φ = 32272128.

The previous prime is 118495271. The next prime is 118495277. The reversal of 118495272 is 272594811.

It is a super-2 number, since 2×118495272² = 28082258972707968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 118495272.

It is not an unprimeable number, because it can be changed into a prime (118495271) 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, 339354 + ... + 339702.

It is an arithmetic number, because the mean of its divisors is an integer number (2772000).

Almost surely, 2^118495272 is an apocalyptic number.

118495272 is a gapful number since it is divisible by the number (12) 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 118495272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177408000).

118495272 is an abundant number, since it is smaller than the sum of its proper divisors (236320728).

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

118495272 is a wasteful number, since it uses less digits than its factorization.

118495272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 451 counting only the distinct ones).

The product of its digits is 40320, while the sum is 39.

The square root of 118495272 is about 10885.5533621401. The cubic root of 118495272 is about 491.1720823788.

The spelling of 118495272 in words is "one hundred eighteen million, four hundred ninety-five thousand, two hundred seventy-two".