402141418 has 16 divisors (see below), whose sum is σ = 705418560. Its totient is φ = 168338016.

The previous prime is 402141413. The next prime is 402141431. The reversal of 402141418 is 814141204.

It is a junction number, because it is equal to n+sod(n) for n = 402141392 and 402141401.

It is not an unprimeable number, because it can be changed into a prime (402141413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333403 + ... + 334606.

It is an arithmetic number, because the mean of its divisors is an integer number (44088660).

Almost surely, 2^402141418 is an apocalyptic number.

402141418 is a deficient number, since it is larger than the sum of its proper divisors (303277142).

402141418 is a wasteful number, since it uses less digits than its factorization.

402141418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668061.

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 402141418 is about 20053.4639900442. The cubic root of 402141418 is about 738.1188022207.

The spelling of 402141418 in words is "four hundred two million, one hundred forty-one thousand, four hundred eighteen".