90619106 has 16 divisors (see below), whose sum is σ = 137100600. Its totient is φ = 44921088.

The previous prime is 90619079. The next prime is 90619117. The reversal of 90619106 is 60191609.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25090081 + 65529025 = 5009^2 + 8095^2 .

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, 209066 + ... + 209498.

Almost surely, 2^90619106 is an apocalyptic number.

90619106 is a deficient number, since it is larger than the sum of its proper divisors (46481494).

90619106 is a wasteful number, since it uses less digits than its factorization.

90619106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 90619106 is about 9519.4068092502. The cubic root of 90619106 is about 449.1657068640.

The spelling of 90619106 in words is "ninety million, six hundred nineteen thousand, one hundred six".