14929857 has 6 divisors (see below), whose sum is σ = 21565362. Its totient is φ = 9953232.

The previous prime is 14929847. The next prime is 14929883. The reversal of 14929857 is 75892941.

It can be written as a sum of positive squares in only one way, i.e., 9054081 + 5875776 = 3009^2 + 2424^2 .

It is not a de Polignac number, because 14929857 - 2⁴ = 14929841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14929807) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 829428 + ... + 829445.

It is an arithmetic number, because the mean of its divisors is an integer number (3594227).

Almost surely, 2^14929857 is an apocalyptic number.

It is an amenable number.

14929857 is a deficient number, since it is larger than the sum of its proper divisors (6635505).

14929857 is a wasteful number, since it uses less digits than its factorization.

14929857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658879 (or 1658876 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 14929857 is about 3863.9173127799. The cubic root of 14929857 is about 246.2361899717.

The spelling of 14929857 in words is "fourteen million, nine hundred twenty-nine thousand, eight hundred fifty-seven".