147597985 has 16 divisors (see below), whose sum is σ = 189230400. Its totient is φ = 110189376.

The previous prime is 147597977. The next prime is 147598021. The reversal of 147597985 is 589795741.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 147597985 - 2³ = 147597977 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5230 + ... + 17959.

It is an arithmetic number, because the mean of its divisors is an integer number (11826900).

Almost surely, 2^147597985 is an apocalyptic number.

It is an amenable number.

147597985 is a deficient number, since it is larger than the sum of its proper divisors (41632415).

147597985 is a wasteful number, since it uses less digits than its factorization.

147597985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23280.

The product of its digits is 3175200, while the sum is 55.

The square root of 147597985 is about 12148.9911103762. The cubic root of 147597985 is about 528.4778743429.

The spelling of 147597985 in words is "one hundred forty-seven million, five hundred ninety-seven thousand, nine hundred eighty-five".