320014004 has 6 divisors (see below), whose sum is σ = 560024514. Its totient is φ = 160007000.

The previous prime is 320014003. The next prime is 320014021. The reversal of 320014004 is 400410023.

It can be written as a sum of positive squares in only one way, i.e., 162511504 + 157502500 = 12748^2 + 12550^2 .

It is a super-2 number, since 2×320014004² = 204817925512224032, 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 320014004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320014003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40001747 + ... + 40001754.

It is an arithmetic number, because the mean of its divisors is an integer number (93337419).

Almost surely, 2^320014004 is an apocalyptic number.

It is an amenable number.

320014004 is a deficient number, since it is larger than the sum of its proper divisors (240010510).

320014004 is a wasteful number, since it uses less digits than its factorization.

320014004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80003505 (or 80003503 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 320014004 is about 17888.9352394155. The cubic root of 320014004 is about 684.0003562348. Note that the first 3 decimals are identical.

Adding to 320014004 its reverse (400410023), we get a palindrome (720424027).

The spelling of 320014004 in words is "three hundred twenty million, fourteen thousand, four".