16292091 has 8 divisors (see below), whose sum is σ = 21998080. Its totient is φ = 10723752.

The previous prime is 16292057. The next prime is 16292117. The reversal of 16292091 is 19029261.

It is a happy number.

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

It is not a de Polignac number, because 16292091 - 2¹⁸ = 16029947 is a prime.

It is a super-3 number, since 3×16292091³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16292011) 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, 34135 + ... + 34608.

It is an arithmetic number, because the mean of its divisors is an integer number (2749760).

Almost surely, 2^16292091 is an apocalyptic number.

16292091 is a deficient number, since it is larger than the sum of its proper divisors (5705989).

16292091 is an equidigital number, since it uses as much as digits as its factorization.

16292091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68825.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 16292091 is about 4036.3462438200. The cubic root of 16292091 is about 253.5083541629.

The spelling of 16292091 in words is "sixteen million, two hundred ninety-two thousand, ninety-one".