1372889814 has 8 divisors (see below), whose sum is σ = 2745779640. Its totient is φ = 457629936.

The previous prime is 1372889807. The next prime is 1372889827. The reversal of 1372889814 is 4189882731.

It is a sphenic number, since it is the product of 3 distinct primes.

1372889814 is an admirable number.

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, 114407479 + ... + 114407490.

It is an arithmetic number, because the mean of its divisors is an integer number (343222455).

Almost surely, 2^1372889814 is an apocalyptic number.

1372889814 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1372889814 is a wasteful number, since it uses less digits than its factorization.

1372889814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228814974.

The product of its digits is 774144, while the sum is 51.

The square root of 1372889814 is about 37052.5277680214. The cubic root of 1372889814 is about 1111.4209041382.

The spelling of 1372889814 in words is "one billion, three hundred seventy-two million, eight hundred eighty-nine thousand, eight hundred fourteen".