1344601644 has 24 divisors (see below), whose sum is σ = 3139082688. Its totient is φ = 447960720.

The previous prime is 1344601613. The next prime is 1344601651. The reversal of 1344601644 is 4461064431.

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, 5842 + ... + 52185.

It is an arithmetic number, because the mean of its divisors is an integer number (130795112).

Almost surely, 2^1344601644 is an apocalyptic number.

It is an amenable number.

1344601644 is an abundant number, since it is smaller than the sum of its proper divisors (1794481044).

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

1344601644 is a wasteful number, since it uses less digits than its factorization.

1344601644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59965 (or 59963 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 1344601644 is about 36668.8102343122. The cubic root of 1344601644 is about 1103.7343176313.

The spelling of 1344601644 in words is "one billion, three hundred forty-four million, six hundred one thousand, six hundred forty-four".