16342140 has 24 divisors (see below), whose sum is σ = 45758160. Its totient is φ = 4357888.

The previous prime is 16342129. The next prime is 16342187. The reversal of 16342140 is 4124361.

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, 136125 + ... + 136244.

It is an arithmetic number, because the mean of its divisors is an integer number (1906590).

Almost surely, 2^16342140 is an apocalyptic number.

16342140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16342140 is an abundant number, since it is smaller than the sum of its proper divisors (29416020).

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

16342140 is a wasteful number, since it uses less digits than its factorization.

16342140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272381 (or 272379 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 16342140 is about 4042.5412799377. The cubic root of 16342140 is about 253.7676797763.

It can be divided in two parts, 1 and 6342140, that added together give a triangular number (6342141 = T₃₅₆₁).

The spelling of 16342140 in words is "sixteen million, three hundred forty-two thousand, one hundred forty".