1344395928 has 32 divisors (see below), whose sum is σ = 3361926960. Its totient is φ = 448007040.

The previous prime is 1344395893. The next prime is 1344395929. The reversal of 1344395928 is 8295934431.

It is a super-2 number, since 2×1344395928² = 3614800822445962368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344395929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128926 + ... + 138962.

Almost surely, 2^1344395928 is an apocalyptic number.

It is an amenable number.

1344395928 is an abundant number, since it is smaller than the sum of its proper divisors (2017531032).

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

1344395928 is a wasteful number, since it uses less digits than its factorization.

1344395928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15627 (or 15623 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 1344395928 is about 36666.0050728192. The cubic root of 1344395928 is about 1103.6780265133.

The spelling of 1344395928 in words is "one billion, three hundred forty-four million, three hundred ninety-five thousand, nine hundred twenty-eight".