2604221444 has 12 divisors (see below), whose sum is σ = 4971695568. Its totient is φ = 1183737000.

The previous prime is 2604221423. The next prime is 2604221447. The reversal of 2604221444 is 4441224062.

It is not an unprimeable number, because it can be changed into a prime (2604221447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29593382 + ... + 29593469.

It is an arithmetic number, because the mean of its divisors is an integer number (414307964).

Almost surely, 2^2604221444 is an apocalyptic number.

It is an amenable number.

2604221444 is a deficient number, since it is larger than the sum of its proper divisors (2367474124).

2604221444 is a wasteful number, since it uses less digits than its factorization.

2604221444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59186866 (or 59186864 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 2604221444 is about 51031.5730112251. The cubic root of 2604221444 is about 1375.8126667462.

The spelling of 2604221444 in words is "two billion, six hundred four million, two hundred twenty-one thousand, four hundred forty-four".