642014106 has 8 divisors (see below), whose sum is σ = 1284028224. Its totient is φ = 214004700.

The previous prime is 642014089. The next prime is 642014137. The reversal of 642014106 is 601410246.

It is a sphenic number, since it is the product of 3 distinct primes.

642014106 is an admirable number.

It is a super-2 number, since 2×642014106² = 824364224605958472, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53501170 + ... + 53501181.

It is an arithmetic number, because the mean of its divisors is an integer number (160503528).

Almost surely, 2^642014106 is an apocalyptic number.

642014106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

642014106 is a wasteful number, since it uses less digits than its factorization.

642014106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107002356.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 642014106 is about 25337.9972768173. The cubic root of 642014106 is about 862.6769418118.

The spelling of 642014106 in words is "six hundred forty-two million, fourteen thousand, one hundred six".