402200412 has 24 divisors (see below), whose sum is σ = 948145296. Its totient is φ = 132684288.

The previous prime is 402200387. The next prime is 402200431. The reversal of 402200412 is 214002204.

It is a junction number, because it is equal to n+sod(n) for n = 402200391 and 402200400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171603 + ... + 173930.

It is an arithmetic number, because the mean of its divisors is an integer number (39506054).

Almost surely, 2^402200412 is an apocalyptic number.

It is an amenable number.

402200412 is an abundant number, since it is smaller than the sum of its proper divisors (545944884).

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

402200412 is a wasteful number, since it uses less digits than its factorization.

402200412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345637 (or 345635 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 402200412 is about 20054.9348540453. The cubic root of 402200412 is about 738.1548943759.

Adding to 402200412 its reverse (214002204), we get a palindrome (616202616).

The spelling of 402200412 in words is "four hundred two million, two hundred thousand, four hundred twelve".