402314004 has 18 divisors (see below), whose sum is σ = 1016960490. Its totient is φ = 134104656.

The previous prime is 402313943. The next prime is 402314021. The reversal of 402314004 is 400413204.

It can be written as a sum of positive squares in only one way, i.e., 338633604 + 63680400 = 18402^2 + 7980^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5587659 + ... + 5587730.

It is an arithmetic number, because the mean of its divisors is an integer number (56497805).

Almost surely, 2^402314004 is an apocalyptic number.

It is an amenable number.

402314004 is an abundant number, since it is smaller than the sum of its proper divisors (614646486).

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

402314004 is a wasteful number, since it uses less digits than its factorization.

402314004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11175399 (or 11175394 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 402314004 is about 20057.7666752807. The cubic root of 402314004 is about 738.2243793025.

Adding to 402314004 its reverse (400413204), we get a palindrome (802727208).

The spelling of 402314004 in words is "four hundred two million, three hundred fourteen thousand, four".