468173139 has 16 divisors (see below), whose sum is σ = 713709312. Its totient is φ = 267414048.

The previous prime is 468173131. The next prime is 468173141. The reversal of 468173139 is 931371864.

It is not a de Polignac number, because 468173139 - 2³ = 468173131 is a prime.

It is a super-2 number, since 2×468173139² = 438372176162226642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 468173139.

It is not an unprimeable number, because it can be changed into a prime (468173131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91657 + ... + 96629.

It is an arithmetic number, because the mean of its divisors is an integer number (44606832).

Almost surely, 2^468173139 is an apocalyptic number.

468173139 is a deficient number, since it is larger than the sum of its proper divisors (245536173).

468173139 is a wasteful number, since it uses less digits than its factorization.

468173139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9466.

The product of its digits is 108864, while the sum is 42.

The square root of 468173139 is about 21637.3089592953. The cubic root of 468173139 is about 776.4893394600.

The spelling of 468173139 in words is "four hundred sixty-eight million, one hundred seventy-three thousand, one hundred thirty-nine".