3604323420 has 60 divisors (see below), whose sum is σ = 11306901144. Its totient is φ = 961152480.

The previous prime is 3604323403. The next prime is 3604323431. The reversal of 3604323420 is 243234063.

It is a happy number.

3604323420 is a `hidden beast` number, since 3 + 604 + 3 + 2 + 34 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×3604323420² = 25982294631920992800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1110826 + ... + 1114065.

Almost surely, 2^3604323420 is an apocalyptic number.

3604323420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3604323420 is an abundant number, since it is smaller than the sum of its proper divisors (7702577724).

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

3604323420 is a wasteful number, since it uses less digits than its factorization.

3604323420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224912 (or 2224901 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 3604323420 is about 60036.0176893838. The cubic root of 3604323420 is about 1533.2321522186.

Adding to 3604323420 its reverse (243234063), we get a palindrome (3847557483).

The spelling of 3604323420 in words is "three billion, six hundred four million, three hundred twenty-three thousand, four hundred twenty".