106422142 has 16 divisors (see below), whose sum is σ = 173148192. Its totient is φ = 48858880.

The previous prime is 106422139. The next prime is 106422143. The reversal of 106422142 is 241224601.

It is a happy number.

It is a super-2 number, since 2×106422142² = 22651344615736328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106422143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36778 + ... + 39565.

It is an arithmetic number, because the mean of its divisors is an integer number (10821762).

Almost surely, 2^106422142 is an apocalyptic number.

106422142 is a deficient number, since it is larger than the sum of its proper divisors (66726050).

106422142 is a wasteful number, since it uses less digits than its factorization.

106422142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76403.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 106422142 is about 10316.1107981642. The cubic root of 106422142 is about 473.8897682627.

Adding to 106422142 its reverse (241224601), we get a palindrome (347646743).

The spelling of 106422142 in words is "one hundred six million, four hundred twenty-two thousand, one hundred forty-two".