402141204 has 18 divisors (see below), whose sum is σ = 1016523690. Its totient is φ = 134047056.

The previous prime is 402141199. The next prime is 402141241.

402141204 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 396089604 + 6051600 = 19902^2 + 2460^2 .

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 (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5585259 + ... + 5585330.

Almost surely, 2^402141204 is an apocalyptic number.

It is an amenable number.

402141204 is an abundant number, since it is smaller than the sum of its proper divisors (614382486).

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

402141204 is a wasteful number, since it uses less digits than its factorization.

402141204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11170599 (or 11170594 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 402141204 is about 20053.4586543070. The cubic root of 402141204 is about 738.1186712904.

The spelling of 402141204 in words is "four hundred two million, one hundred forty-one thousand, two hundred four".