1349874872 has 16 divisors (see below), whose sum is σ = 2550946560. Its totient is φ = 669622464.

The previous prime is 1349874863. The next prime is 1349874937. The reversal of 1349874872 is 2784789431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 663293 + ... + 665324.

It is an arithmetic number, because the mean of its divisors is an integer number (159434160).

Almost surely, 2^1349874872 is an apocalyptic number.

It is an amenable number.

1349874872 is a deficient number, since it is larger than the sum of its proper divisors (1201071688).

1349874872 is a wasteful number, since it uses less digits than its factorization.

1349874872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328750 (or 1328746 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 53.

The square root of 1349874872 is about 36740.6433258864. The cubic root of 1349874872 is about 1105.1753022042.

The spelling of 1349874872 in words is "one billion, three hundred forty-nine million, eight hundred seventy-four thousand, eight hundred seventy-two".