16528797 has 12 divisors (see below), whose sum is σ = 24645504. Its totient is φ = 10663560.

The previous prime is 16528793. The next prime is 16528807. The reversal of 16528797 is 79782561.

It is not a de Polignac number, because 16528797 - 2² = 16528793 is a prime.

It is a super-2 number, since 2×16528797² = 546402260534418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16528793) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29343 + ... + 29900.

It is an arithmetic number, because the mean of its divisors is an integer number (2053792).

Almost surely, 2^16528797 is an apocalyptic number.

It is an amenable number.

16528797 is a deficient number, since it is larger than the sum of its proper divisors (8116707).

16528797 is a wasteful number, since it uses less digits than its factorization.

16528797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59280 (or 59277 counting only the distinct ones).

The product of its digits is 211680, while the sum is 45.

The square root of 16528797 is about 4065.5623227298. The cubic root of 16528797 is about 254.7301875103.

The spelling of 16528797 in words is "sixteen million, five hundred twenty-eight thousand, seven hundred ninety-seven".