106664025 has 48 divisors (see below), whose sum is σ = 196098560. Its totient is φ = 50803200.

The previous prime is 106664017. The next prime is 106664029. The reversal of 106664025 is 520466601.

It is not a de Polignac number, because 106664025 - 2³ = 106664017 is a prime.

It is a super-2 number, since 2×106664025² = 22754428458401250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106663983 and 106664001.

It is not an unprimeable number, because it can be changed into a prime (106664029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28461 + ... + 31989.

Almost surely, 2^106664025 is an apocalyptic number.

106664025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106664025 is a deficient number, since it is larger than the sum of its proper divisors (89434535).

106664025 is a wasteful number, since it uses less digits than its factorization.

106664025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586 (or 3581 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 106664025 is about 10327.8276999570. The cubic root of 106664025 is about 474.2485255137.

The spelling of 106664025 in words is "one hundred six million, six hundred sixty-four thousand, twenty-five".