16204542 has 16 divisors (see below), whose sum is σ = 32503680. Its totient is φ = 5385752.

The previous prime is 16204523. The next prime is 16204561. The reversal of 16204542 is 24540261.

It is an interprime number because it is at equal distance from previous prime (16204523) and next prime (16204561).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608 + ... + 5915.

It is an arithmetic number, because the mean of its divisors is an integer number (2031480).

Almost surely, 2^16204542 is an apocalyptic number.

16204542 is an abundant number, since it is smaller than the sum of its proper divisors (16299138).

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

16204542 is a wasteful number, since it uses less digits than its factorization.

16204542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7887.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 16204542 is about 4025.4865544428. The cubic root of 16204542 is about 253.0534447337.

The spelling of 16204542 in words is "sixteen million, two hundred four thousand, five hundred forty-two".