106643942 has 8 divisors (see below), whose sum is σ = 160015800. Its totient is φ = 53305344.

The previous prime is 106643909. The next prime is 106643989. The reversal of 106643942 is 249346601.

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

It is a super-2 number, since 2×106643942² = 22745860730598728, which contains 22 as substring.

It is a congruent 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, 2534 + ... + 14822.

It is an arithmetic number, because the mean of its divisors is an integer number (20001975).

Almost surely, 2^106643942 is an apocalyptic number.

106643942 is a deficient number, since it is larger than the sum of its proper divisors (53371858).

106643942 is a wasteful number, since it uses less digits than its factorization.

106643942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16630.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 106643942 is about 10326.8553780907. The cubic root of 106643942 is about 474.2187593672.

The spelling of 106643942 in words is "one hundred six million, six hundred forty-three thousand, nine hundred forty-two".