319480072 has 8 divisors (see below), whose sum is σ = 599025150. Its totient is φ = 159740032.

The previous prime is 319480019. The next prime is 319480081. The reversal of 319480072 is 270084913.

It can be written as a sum of positive squares in only one way, i.e., 319479876 + 196 = 17874^2 + 14^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19967497 + ... + 19967512.

Almost surely, 2^319480072 is an apocalyptic number.

It is an amenable number.

319480072 is a deficient number, since it is larger than the sum of its proper divisors (279545078).

319480072 is a wasteful number, since it uses less digits than its factorization.

319480072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39935015 (or 39935011 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 319480072 is about 17874.0054828234. The cubic root of 319480072 is about 683.6197343711.

The spelling of 319480072 in words is "three hundred nineteen million, four hundred eighty thousand, seventy-two".