147381306 has 64 divisors (see below), whose sum is σ = 317761920. Its totient is φ = 45480960.

The previous prime is 147381301. The next prime is 147381319. The reversal of 147381306 is 603183741.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (147381301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 520641 + ... + 520923.

It is an arithmetic number, because the mean of its divisors is an integer number (4965030).

Almost surely, 2^147381306 is an apocalyptic number.

147381306 is an abundant number, since it is smaller than the sum of its proper divisors (170380614).

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

147381306 is a wasteful number, since it uses less digits than its factorization.

147381306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 147381306 is about 12140.0702633881. The cubic root of 147381306 is about 528.2191396951.

The spelling of 147381306 in words is "one hundred forty-seven million, three hundred eighty-one thousand, three hundred six".