16489692 has 18 divisors (see below), whose sum is σ = 41682368. Its totient is φ = 5496552.

The previous prime is 16489691. The next prime is 16489723. The reversal of 16489692 is 29698461.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16489691) 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, 228988 + ... + 229059.

Almost surely, 2^16489692 is an apocalyptic number.

16489692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16489692 is an abundant number, since it is smaller than the sum of its proper divisors (25192676).

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

16489692 is a wasteful number, since it uses less digits than its factorization.

16489692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458057 (or 458052 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 16489692 is about 4060.7501769993. The cubic root of 16489692 is about 254.5291426313.

The spelling of 16489692 in words is "sixteen million, four hundred eighty-nine thousand, six hundred ninety-two".