148631320 has 16 divisors (see below), whose sum is σ = 334420560. Its totient is φ = 59452512.

The previous prime is 148631303. The next prime is 148631333. The reversal of 148631320 is 23136841.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857852 + ... + 1857931.

It is an arithmetic number, because the mean of its divisors is an integer number (20901285).

Almost surely, 2^148631320 is an apocalyptic number.

148631320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148631320 is an abundant number, since it is smaller than the sum of its proper divisors (185789240).

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

148631320 is a wasteful number, since it uses less digits than its factorization.

148631320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715794 (or 3715790 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 148631320 is about 12191.4445411526. Note that the first 3 decimals coincide. The cubic root of 148631320 is about 529.7083003843.

The spelling of 148631320 in words is "one hundred forty-eight million, six hundred thirty-one thousand, three hundred twenty".