26670051 has 6 divisors (see below), whose sum is σ = 38523420. Its totient is φ = 17780028.

The previous prime is 26670047. The next prime is 26670089. The reversal of 26670051 is 15007662.

It is not a de Polignac number, because 26670051 - 2² = 26670047 is a prime.

It is a super-2 number, since 2×26670051² = 1422583240685202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26669997 and 26670024.

It is not an unprimeable number, because it can be changed into a prime (26670001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1481661 + ... + 1481678.

It is an arithmetic number, because the mean of its divisors is an integer number (6420570).

Almost surely, 2^26670051 is an apocalyptic number.

26670051 is a deficient number, since it is larger than the sum of its proper divisors (11853369).

26670051 is a wasteful number, since it uses less digits than its factorization.

26670051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963345 (or 2963342 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 26670051 is about 5164.3054712129. The cubic root of 26670051 is about 298.7729547087.

The spelling of 26670051 in words is "twenty-six million, six hundred seventy thousand, fifty-one".