106549261 has 12 divisors (see below), whose sum is σ = 131859552. Its totient is φ = 84301776.

The previous prime is 106549253. The next prime is 106549279. The reversal of 106549261 is 162945601.

It is not a de Polignac number, because 106549261 - 2³ = 106549253 is a prime.

It is a super-2 number, since 2×106549261² = 22705490039292242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106549211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43851 + ... + 46216.

It is an arithmetic number, because the mean of its divisors is an integer number (10988296).

Almost surely, 2^106549261 is an apocalyptic number.

It is an amenable number.

106549261 is a deficient number, since it is larger than the sum of its proper divisors (25310291).

106549261 is an equidigital number, since it uses as much as digits as its factorization.

106549261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90100 (or 90087 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 106549261 is about 10322.2701475983. The cubic root of 106549261 is about 474.0783769580.

The spelling of 106549261 in words is "one hundred six million, five hundred forty-nine thousand, two hundred sixty-one".