16256494 has 16 divisors (see below), whose sum is σ = 25066800. Its totient is φ = 7902720.

The previous prime is 16256491. The next prime is 16256497. The reversal of 16256494 is 49465261.

It is an interprime number because it is at equal distance from previous prime (16256491) and next prime (16256497).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16256491) 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, 35982 + ... + 36430.

It is an arithmetic number, because the mean of its divisors is an integer number (1566675).

Almost surely, 2^16256494 is an apocalyptic number.

16256494 is a deficient number, since it is larger than the sum of its proper divisors (8810306).

16256494 is a wasteful number, since it uses less digits than its factorization.

16256494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915.

The product of its digits is 51840, while the sum is 37.

The square root of 16256494 is about 4031.9342752580. The cubic root of 16256494 is about 253.3235872674.

The spelling of 16256494 in words is "sixteen million, two hundred fifty-six thousand, four hundred ninety-four".