16977022 has 4 divisors (see below), whose sum is σ = 25465536. Its totient is φ = 8488510.

The previous prime is 16977001. The next prime is 16977029. The reversal of 16977022 is 22077961.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16977029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4244254 + ... + 4244257.

It is an arithmetic number, because the mean of its divisors is an integer number (6366384).

Almost surely, 2^16977022 is an apocalyptic number.

16977022 is a deficient number, since it is larger than the sum of its proper divisors (8488514).

16977022 is an equidigital number, since it uses as much as digits as its factorization.

16977022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8488513.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 16977022 is about 4120.3181915964. The cubic root of 16977022 is about 257.0122579910.

The spelling of 16977022 in words is "sixteen million, nine hundred seventy-seven thousand, twenty-two".