16880495 has 4 divisors (see below), whose sum is σ = 20256600. Its totient is φ = 13504392.

The previous prime is 16880491. The next prime is 16880533. The reversal of 16880495 is 59408861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16880495 - 2² = 16880491 is a prime.

It is a super-2 number, since 2×16880495² = 569902222890050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16880491) 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, 1688045 + ... + 1688054.

It is an arithmetic number, because the mean of its divisors is an integer number (5064150).

Almost surely, 2^16880495 is an apocalyptic number.

16880495 is a deficient number, since it is larger than the sum of its proper divisors (3376105).

16880495 is an equidigital number, since it uses as much as digits as its factorization.

16880495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3376104.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 16880495 is about 4108.5879569507. The cubic root of 16880495 is about 256.5242299218.

The spelling of 16880495 in words is "sixteen million, eight hundred eighty thousand, four hundred ninety-five".