106143894 has 24 divisors (see below), whose sum is σ = 230253192. Its totient is φ = 35339040.

The previous prime is 106143883. The next prime is 106143911. The reversal of 106143894 is 498341601.

106143894 is a `hidden beast` number, since 1 + 0 + 614 + 38 + 9 + 4 = 666.

It is a super-2 number, since 2×106143894² = 22533052466966472, 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 11 ways as a sum of consecutive naturals, for example, 14442 + ... + 20514.

It is an arithmetic number, because the mean of its divisors is an integer number (9593883).

Almost surely, 2^106143894 is an apocalyptic number.

106143894 is an abundant number, since it is smaller than the sum of its proper divisors (124109298).

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

106143894 is a wasteful number, since it uses less digits than its factorization.

106143894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7052 (or 7049 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 106143894 is about 10302.6158814157. The cubic root of 106143894 is about 473.4764020120.

The spelling of 106143894 in words is "one hundred six million, one hundred forty-three thousand, eight hundred ninety-four".