1604074224 has 40 divisors (see below), whose sum is σ = 4148520192. Its totient is φ = 534089920.

The previous prime is 1604074189. The next prime is 1604074243. The reversal of 1604074224 is 4224704061.

It is a super-2 number, since 2×1604074224² = 5146108232202404352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1604074191 and 1604074200.

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, 25387 + ... + 62069.

Almost surely, 2^1604074224 is an apocalyptic number.

It is an amenable number.

1604074224 is an abundant number, since it is smaller than the sum of its proper divisors (2544445968).

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

1604074224 is a wasteful number, since it uses less digits than its factorization.

1604074224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37605 (or 37599 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 1604074224 is about 40050.8954207019. The cubic root of 1604074224 is about 1170.5990124288.

Adding to 1604074224 its reverse (4224704061), we get a palindrome (5828778285).

The spelling of 1604074224 in words is "one billion, six hundred four million, seventy-four thousand, two hundred twenty-four".