1345829928 has 32 divisors (see below), whose sum is σ = 3381665760. Its totient is φ = 446331200.

The previous prime is 1345829923. The next prime is 1345829959. The reversal of 1345829928 is 8299285431.

It is a super-2 number, since 2×1345829928² = 3622516390200970368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345829923) 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, 137598 + ... + 147053.

It is an arithmetic number, because the mean of its divisors is an integer number (105677055).

Almost surely, 2^1345829928 is an apocalyptic number.

It is an amenable number.

1345829928 is an abundant number, since it is smaller than the sum of its proper divisors (2035835832).

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

1345829928 is a wasteful number, since it uses less digits than its factorization.

1345829928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284857 (or 284853 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The square root of 1345829928 is about 36685.5547593327. The cubic root of 1345829928 is about 1104.0702998187.

The spelling of 1345829928 in words is "one billion, three hundred forty-five million, eight hundred twenty-nine thousand, nine hundred twenty-eight".