106528649 has 8 divisors (see below), whose sum is σ = 114522240. Its totient is φ = 98773776.

The previous prime is 106528637. The next prime is 106528651. The reversal of 106528649 is 946825601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106528649 - 2⁴ = 106528633 is a prime.

It is a super-2 number, since 2×106528649² = 22696706115530402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106528699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58754 + ... + 60539.

It is an arithmetic number, because the mean of its divisors is an integer number (14315280).

Almost surely, 2^106528649 is an apocalyptic number.

106528649 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

106528649 is a deficient number, since it is larger than the sum of its proper divisors (7993591).

106528649 is a wasteful number, since it uses less digits than its factorization.

106528649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119359.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 106528649 is about 10321.2716755253. The cubic root of 106528649 is about 474.0478047651.

The spelling of 106528649 in words is "one hundred six million, five hundred twenty-eight thousand, six hundred forty-nine".