16220354 has 8 divisors (see below), whose sum is σ = 24349248. Its totient is φ = 8103940.

The previous prime is 16220287. The next prime is 16220371. The reversal of 16220354 is 45302261.

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

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1499 + ... + 5889.

It is an arithmetic number, because the mean of its divisors is an integer number (3043656).

Almost surely, 2^16220354 is an apocalyptic number.

16220354 is a deficient number, since it is larger than the sum of its proper divisors (8128894).

16220354 is a wasteful number, since it uses less digits than its factorization.

16220354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6240.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 16220354 is about 4027.4500617636. The cubic root of 16220354 is about 253.1357257864.

The spelling of 16220354 in words is "sixteen million, two hundred twenty thousand, three hundred fifty-four".