4323621904 has 40 divisors (see below), whose sum is σ = 9661593920. Its totient is φ = 1835975808.

The previous prime is 4323621899. The next prime is 4323621943. The reversal of 4323621904 is 4091263234.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4323621904.

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, 164874 + ... + 189289.

It is an arithmetic number, because the mean of its divisors is an integer number (241539848).

Almost surely, 2^4323621904 is an apocalyptic number.

It is an amenable number.

4323621904 is an abundant number, since it is smaller than the sum of its proper divisors (5337972016).

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

4323621904 is a wasteful number, since it uses less digits than its factorization.

4323621904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354287 (or 354281 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 4323621904 is about 65754.2538852050. The cubic root of 4323621904 is about 1629.1055983714.

The spelling of 4323621904 in words is "four billion, three hundred twenty-three million, six hundred twenty-one thousand, nine hundred four".