106142394 has 16 divisors (see below), whose sum is σ = 213835968. Its totient is φ = 35122272.

The previous prime is 106142383. The next prime is 106142431. The reversal of 106142394 is 493241601.

It is a super-2 number, since 2×106142394² = 22532415608102472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63742 + ... + 65385.

It is an arithmetic number, because the mean of its divisors is an integer number (13364748).

Almost surely, 2^106142394 is an apocalyptic number.

106142394 is an abundant number, since it is smaller than the sum of its proper divisors (107693574).

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

106142394 is a wasteful number, since it uses less digits than its factorization.

106142394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129269.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 106142394 is about 10302.5430841128. The cubic root of 106142394 is about 473.4741716499.

Adding to 106142394 its reverse (493241601), we get a palindrome (599383995).

The spelling of 106142394 in words is "one hundred six million, one hundred forty-two thousand, three hundred ninety-four".