16740797 has 4 divisors (see below), whose sum is σ = 16760640. Its totient is φ = 16720956.

The previous prime is 16740793. The next prime is 16740799. The reversal of 16740797 is 79704761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16740797 - 2² = 16740793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16740791) 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, 8597 + ... + 10362.

It is an arithmetic number, because the mean of its divisors is an integer number (4190160).

Almost surely, 2^16740797 is an apocalyptic number.

It is an amenable number.

16740797 is a deficient number, since it is larger than the sum of its proper divisors (19843).

16740797 is an equidigital number, since it uses as much as digits as its factorization.

16740797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19842.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 16740797 is about 4091.5519060621. The cubic root of 16740797 is about 255.8146291916.

The spelling of 16740797 in words is "sixteen million, seven hundred forty thousand, seven hundred ninety-seven".