106643694 has 64 divisors (see below), whose sum is σ = 233544960. Its totient is φ = 32348160.

The previous prime is 106643681. The next prime is 106643707. The reversal of 106643694 is 496346601.

It is an interprime number because it is at equal distance from previous prime (106643681) and next prime (106643707).

It is a super-2 number, since 2×106643694² = 22745754939931272, 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 31 ways as a sum of consecutive naturals, for example, 552462 + ... + 552654.

It is an arithmetic number, because the mean of its divisors is an integer number (3649140).

Almost surely, 2^106643694 is an apocalyptic number.

106643694 is an abundant number, since it is smaller than the sum of its proper divisors (126901266).

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

106643694 is a wasteful number, since it uses less digits than its factorization.

106643694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385.

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 106643694 is about 10326.8433705562. The cubic root of 106643694 is about 474.2183917691.

It can be divided in two parts, 1066436 and 94, that added together give a triangular number (1066530 = T₁₄₆₀).

The spelling of 106643694 in words is "one hundred six million, six hundred forty-three thousand, six hundred ninety-four".