148623280 has 40 divisors (see below), whose sum is σ = 372132432. Its totient is φ = 54875904.

The previous prime is 148623257. The next prime is 148623287. The reversal of 148623280 is 82326841.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (148623287) 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, 70414 + ... + 72493.

Almost surely, 2^148623280 is an apocalyptic number.

148623280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148623280 is an abundant number, since it is smaller than the sum of its proper divisors (223509152).

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

148623280 is a wasteful number, since it uses less digits than its factorization.

148623280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142933 (or 142927 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 148623280 is about 12191.1147972612. The cubic root of 148623280 is about 529.6987489395.

The spelling of 148623280 in words is "one hundred forty-eight million, six hundred twenty-three thousand, two hundred eighty".