106214090 has 16 divisors (see below), whose sum is σ = 191647080. Its totient is φ = 42383040.

The previous prime is 106214089. The next prime is 106214177. The reversal of 106214090 is 90412601.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22363441 + 83850649 = 4729^2 + 9157^2 .

It is a super-2 number, since 2×106214090² = 22562865829056200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8405 + ... + 16824.

Almost surely, 2^106214090 is an apocalyptic number.

106214090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106214090 is a deficient number, since it is larger than the sum of its proper divisors (85432990).

106214090 is a wasteful number, since it uses less digits than its factorization.

106214090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25657.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 106214090 is about 10306.0220259807. The cubic root of 106214090 is about 473.5807535179.

Adding to 106214090 its reverse (90412601), we get a palindrome (196626691).

The spelling of 106214090 in words is "one hundred six million, two hundred fourteen thousand, ninety".