16427497 has 8 divisors (see below), whose sum is σ = 17360640. Its totient is φ = 15512640.

The previous prime is 16427473. The next prime is 16427501. The reversal of 16427497 is 79472461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16427497 - 2¹¹ = 16425449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16427407) 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, 2704 + ... + 6337.

It is an arithmetic number, because the mean of its divisors is an integer number (2170080).

Almost surely, 2^16427497 is an apocalyptic number.

It is an amenable number.

16427497 is a deficient number, since it is larger than the sum of its proper divisors (933143).

16427497 is an equidigital number, since it uses as much as digits as its factorization.

16427497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9143.

The product of its digits is 84672, while the sum is 40.

The square root of 16427497 is about 4053.0848745123. The cubic root of 16427497 is about 254.2087326714.

The spelling of 16427497 in words is "sixteen million, four hundred twenty-seven thousand, four hundred ninety-seven".