118447480 has 16 divisors (see below), whose sum is σ = 266506920. Its totient is φ = 47378976.

The previous prime is 118447477. The next prime is 118447487. The reversal of 118447480 is 84744811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118447487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1480554 + ... + 1480633.

Almost surely, 2^118447480 is an apocalyptic number.

118447480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118447480 is an abundant number, since it is smaller than the sum of its proper divisors (148059440).

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

118447480 is a wasteful number, since it uses less digits than its factorization.

118447480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2961198 (or 2961194 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 37.

The square root of 118447480 is about 10883.3579376955. The cubic root of 118447480 is about 491.1060396517.

The spelling of 118447480 in words is "one hundred eighteen million, four hundred forty-seven thousand, four hundred eighty".