16026642 has 24 divisors (see below), whose sum is σ = 35315280. Its totient is φ = 5251320.

The previous prime is 16026641. The next prime is 16026643. The reversal of 16026642 is 24662061.

It is a happy number.

16026642 is a `hidden beast` number, since 16 + 0 + 2 + 6 + 642 = 666.

It is an interprime number because it is at equal distance from previous prime (16026641) and next prime (16026643).

It is a super-4 number, since 4×16026642⁴ (a number of 30 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (16026641) 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, 6484 + ... + 8607.

It is an arithmetic number, because the mean of its divisors is an integer number (1471470).

Almost surely, 2^16026642 is an apocalyptic number.

16026642 is an abundant number, since it is smaller than the sum of its proper divisors (19288638).

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

16026642 is a wasteful number, since it uses less digits than its factorization.

16026642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15158 (or 15155 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 16026642 is about 4003.3288648324. The cubic root of 16026642 is about 252.1239941575.

The spelling of 16026642 in words is "sixteen million, twenty-six thousand, six hundred forty-two".