16278342 has 16 divisors (see below), whose sum is σ = 33972480. Its totient is φ = 5190152.

The previous prime is 16278341. The next prime is 16278347. The reversal of 16278342 is 24387261.

16278342 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16278341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58842 + ... + 59117.

It is an arithmetic number, because the mean of its divisors is an integer number (2123280).

Almost surely, 2^16278342 is an apocalyptic number.

16278342 is an abundant number, since it is smaller than the sum of its proper divisors (17694138).

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

16278342 is a wasteful number, since it uses less digits than its factorization.

16278342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117987.

The product of its digits is 16128, while the sum is 33.

The square root of 16278342 is about 4034.6427351130. The cubic root of 16278342 is about 253.4370216516.

The spelling of 16278342 in words is "sixteen million, two hundred seventy-eight thousand, three hundred forty-two".