106649233 has 4 divisors (see below), whose sum is σ = 107705268. Its totient is φ = 105593200.

The previous prime is 106649227. The next prime is 106649267. The reversal of 106649233 is 332946601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 102272769 + 4376464 = 10113^2 + 2092^2 .

It is a cyclic number.

It is not a de Polignac number, because 106649233 - 2⁵ = 106649201 is a prime.

It is a super-2 number, since 2×106649233² = 22748117798976578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106641233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527866 + ... + 528067.

It is an arithmetic number, because the mean of its divisors is an integer number (26926317).

Almost surely, 2^106649233 is an apocalyptic number.

It is an amenable number.

106649233 is a deficient number, since it is larger than the sum of its proper divisors (1056035).

106649233 is a wasteful number, since it uses less digits than its factorization.

106649233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056034.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 106649233 is about 10327.1115516392. Note that the first 3 decimals coincide. The cubic root of 106649233 is about 474.2266018192.

The spelling of 106649233 in words is "one hundred six million, six hundred forty-nine thousand, two hundred thirty-three".