106649466 has 128 divisors (see below), whose sum is σ = 289972224. Its totient is φ = 25297920.

The previous prime is 106649441. The next prime is 106649467. The reversal of 106649466 is 664946601.

It is a super-2 number, since 2×106649466² = 22748217196170312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (106649467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 290415 + ... + 290781.

It is an arithmetic number, because the mean of its divisors is an integer number (2265408).

Almost surely, 2^106649466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 106649466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144986112).

106649466 is an abundant number, since it is smaller than the sum of its proper divisors (183322758).

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

106649466 is a wasteful number, since it uses less digits than its factorization.

106649466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 106649466 is about 10327.1228326190. The cubic root of 106649466 is about 474.2269471716.

The spelling of 106649466 in words is "one hundred six million, six hundred forty-nine thousand, four hundred sixty-six".