16342668 has 36 divisors (see below), whose sum is σ = 42479080. Its totient is φ = 5433552.

The previous prime is 16342663. The next prime is 16342687. The reversal of 16342668 is 86624361.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (16342663) 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, 41818 + ... + 42206.

Almost surely, 2^16342668 is an apocalyptic number.

16342668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16342668 is an abundant number, since it is smaller than the sum of its proper divisors (26136412).

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

16342668 is an equidigital number, since it uses as much as digits as its factorization.

16342668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791 (or 394 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 16342668 is about 4042.6065848658. The cubic root of 16342668 is about 253.7704127495.

The spelling of 16342668 in words is "sixteen million, three hundred forty-two thousand, six hundred sixty-eight".