148625730 has 96 divisors (see below), whose sum is σ = 446404608. Its totient is φ = 33907200.

The previous prime is 148625717. The next prime is 148625773. The reversal of 148625730 is 37526841.

148625730 is a `hidden beast` number, since 1 + 4 + 86 + 2 + 573 + 0 = 666.

148625730 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12415 + ... + 21245.

It is an arithmetic number, because the mean of its divisors is an integer number (4650048).

Almost surely, 2^148625730 is an apocalyptic number.

148625730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 148625730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223202304).

148625730 is an abundant number, since it is smaller than the sum of its proper divisors (297778878).

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

148625730 is a wasteful number, since it uses less digits than its factorization.

148625730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8872 (or 8869 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 148625730 is about 12191.2152798644. The cubic root of 148625730 is about 529.7016595531.

The spelling of 148625730 in words is "one hundred forty-eight million, six hundred twenty-five thousand, seven hundred thirty".