16197492 has 24 divisors (see below), whose sum is σ = 38052000. Its totient is φ = 5362336.

The previous prime is 16197491. The next prime is 16197499. The reversal of 16197492 is 29479161.

It is a self number, because there is not a number n which added to its sum of digits gives 16197492.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16197491) 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, 2742 + ... + 6317.

It is an arithmetic number, because the mean of its divisors is an integer number (1585500).

Almost surely, 2^16197492 is an apocalyptic number.

16197492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16197492 is an abundant number, since it is smaller than the sum of its proper divisors (21854508).

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

16197492 is a wasteful number, since it uses less digits than its factorization.

16197492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9215 (or 9213 counting only the distinct ones).

The product of its digits is 27216, while the sum is 39.

The square root of 16197492 is about 4024.6107886353. The cubic root of 16197492 is about 253.0167413294.

The spelling of 16197492 in words is "sixteen million, one hundred ninety-seven thousand, four hundred ninety-two".