26664045 has 16 divisors (see below), whose sum is σ = 43042752. Its totient is φ = 14094080.

The previous prime is 26664023. The next prime is 26664083. The reversal of 26664045 is 54046662.

It is not a de Polignac number, because 26664045 - 2¹² = 26659949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26663997 and 26664015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6171 + ... + 9560.

It is an arithmetic number, because the mean of its divisors is an integer number (2690172).

Almost surely, 2^26664045 is an apocalyptic number.

It is an amenable number.

26664045 is a deficient number, since it is larger than the sum of its proper divisors (16378707).

26664045 is a wasteful number, since it uses less digits than its factorization.

26664045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15852.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 26664045 is about 5163.7239469205. The cubic root of 26664045 is about 298.7505254917.

The spelling of 26664045 in words is "twenty-six million, six hundred sixty-four thousand, forty-five".