16204398 has 24 divisors (see below), whose sum is σ = 37700712. Its totient is φ = 4629744.

The previous prime is 16204393. The next prime is 16204403. The reversal of 16204398 is 89340261.

It is an interprime number because it is at equal distance from previous prime (16204393) and next prime (16204403).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16204393) 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, 27265 + ... + 27852.

It is an arithmetic number, because the mean of its divisors is an integer number (1570863).

Almost surely, 2^16204398 is an apocalyptic number.

16204398 is an abundant number, since it is smaller than the sum of its proper divisors (21496314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16204398 is a wasteful number, since it uses less digits than its factorization.

16204398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55136 (or 55129 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 16204398 is about 4025.4686683665. The cubic root of 16204398 is about 253.0526951537.

The spelling of 16204398 in words is "sixteen million, two hundred four thousand, three hundred ninety-eight".