16257044 has 24 divisors (see below), whose sum is σ = 30058560. Its totient is φ = 7677824.

The previous prime is 16257041. The next prime is 16257071. The reversal of 16257044 is 44075261.

It is a junction number, because it is equal to n+sod(n) for n = 16256998 and 16257016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16257041) 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, 6572 + ... + 8700.

It is an arithmetic number, because the mean of its divisors is an integer number (1252440).

Almost surely, 2^16257044 is an apocalyptic number.

It is an amenable number.

16257044 is a deficient number, since it is larger than the sum of its proper divisors (13801516).

16257044 is a wasteful number, since it uses less digits than its factorization.

16257044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239 (or 2237 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 16257044 is about 4032.0024801580. The cubic root of 16257044 is about 253.3264441032.

The spelling of 16257044 in words is "sixteen million, two hundred fifty-seven thousand, forty-four".