16804354 has 12 divisors (see below), whose sum is σ = 29322054. Its totient is φ = 7201824.

The previous prime is 16804349. The next prime is 16804363. The reversal of 16804354 is 45340861.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16200625 + 603729 = 4025^2 + 777^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85639 + ... + 85834.

Almost surely, 2^16804354 is an apocalyptic number.

16804354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16804354 is a deficient number, since it is larger than the sum of its proper divisors (12517700).

16804354 is a wasteful number, since it uses less digits than its factorization.

16804354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171489 (or 171482 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 16804354 is about 4099.3114055900. The cubic root of 16804354 is about 256.1379566486.

The spelling of 16804354 in words is "sixteen million, eight hundred four thousand, three hundred fifty-four".