4400121304 has 8 divisors (see below), whose sum is σ = 8250227460. Its totient is φ = 2200060648.

The previous prime is 4400121287. The next prime is 4400121331. The reversal of 4400121304 is 4031210044.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×4400121304² = 38722134979829320832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275007574 + ... + 275007589.

Almost surely, 2^4400121304 is an apocalyptic number.

It is an amenable number.

4400121304 is a deficient number, since it is larger than the sum of its proper divisors (3850106156).

4400121304 is a wasteful number, since it uses less digits than its factorization.

4400121304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550015169 (or 550015165 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4400121304 is about 66333.4101641096. The cubic root of 4400121304 is about 1638.6575996913.

Adding to 4400121304 its reverse (4031210044), we get a palindrome (8431331348).

The spelling of 4400121304 in words is "four billion, four hundred million, one hundred twenty-one thousand, three hundred four".