147500730 has 64 divisors (see below), whose sum is σ = 423601920. Its totient is φ = 36307008.

The previous prime is 147500681. The next prime is 147500777. The reversal of 147500730 is 37005741.

147500730 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 147500694 and 147500703.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17502 + ... + 24521.

It is an arithmetic number, because the mean of its divisors is an integer number (6618780).

Almost surely, 2^147500730 is an apocalyptic number.

147500730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

147500730 is an abundant number, since it is smaller than the sum of its proper divisors (276101190).

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

147500730 is a wasteful number, since it uses less digits than its factorization.

147500730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42052 (or 42046 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 147500730 is about 12144.9878550783. The cubic root of 147500730 is about 528.3617742742.

The spelling of 147500730 in words is "one hundred forty-seven million, five hundred thousand, seven hundred thirty".