118448772 has 24 divisors (see below), whose sum is σ = 297640896. Its totient is φ = 36445728.

The previous prime is 118448767. The next prime is 118448777. The reversal of 118448772 is 277844811.

It is an interprime number because it is at equal distance from previous prime (118448767) and next prime (118448777).

It is a super-2 number, since 2×118448772² = 28060223176615968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118448777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379488 + ... + 379799.

It is an arithmetic number, because the mean of its divisors is an integer number (12401704).

Almost surely, 2^118448772 is an apocalyptic number.

118448772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

118448772 is an abundant number, since it is smaller than the sum of its proper divisors (179192124).

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

118448772 is a wasteful number, since it uses less digits than its factorization.

118448772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759307 (or 759305 counting only the distinct ones).

The product of its digits is 100352, while the sum is 42.

The square root of 118448772 is about 10883.4172942142. The cubic root of 118448772 is about 491.1078252720.

The spelling of 118448772 in words is "one hundred eighteen million, four hundred forty-eight thousand, seven hundred seventy-two".