402800604 has 48 divisors (see below), whose sum is σ = 976752000. Its totient is φ = 129040576.

The previous prime is 402800597. The next prime is 402800621. The reversal of 402800604 is 406008204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76447 + ... + 81545.

It is an arithmetic number, because the mean of its divisors is an integer number (20349000).

Almost surely, 2^402800604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402800604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488376000).

402800604 is an abundant number, since it is smaller than the sum of its proper divisors (573951396).

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

402800604 is a wasteful number, since it uses less digits than its factorization.

402800604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5362 (or 5360 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 402800604 is about 20069.8929743036. The cubic root of 402800604 is about 738.5218875927.

Adding to 402800604 its reverse (406008204), we get a palindrome (808808808).

The spelling of 402800604 in words is "four hundred two million, eight hundred thousand, six hundred four".