16764492 has 12 divisors (see below), whose sum is σ = 39117176. Its totient is φ = 5588160.

The previous prime is 16764491. The next prime is 16764509. The reversal of 16764492 is 29446761.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 16764492.

It is not an unprimeable number, because it can be changed into a prime (16764491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698509 + ... + 698532.

Almost surely, 2^16764492 is an apocalyptic number.

16764492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16764492 is an abundant number, since it is smaller than the sum of its proper divisors (22352684).

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

16764492 is a wasteful number, since it uses less digits than its factorization.

16764492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397048 (or 1397046 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 16764492 is about 4094.4464827373. The cubic root of 16764492 is about 255.9352660216.

The spelling of 16764492 in words is "sixteen million, seven hundred sixty-four thousand, four hundred ninety-two".