26700061 has 4 divisors (see below), whose sum is σ = 27351324. Its totient is φ = 26048800.

The previous prime is 26700059. The next prime is 26700071. The reversal of 26700061 is 16000762.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2992900 + 23707161 = 1730^2 + 4869^2 .

It is a cyclic number.

It is not a de Polignac number, because 26700061 - 2¹ = 26700059 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26700041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325570 + ... + 325651.

It is an arithmetic number, because the mean of its divisors is an integer number (6837831).

Almost surely, 2^26700061 is an apocalyptic number.

It is an amenable number.

26700061 is a deficient number, since it is larger than the sum of its proper divisors (651263).

26700061 is an equidigital number, since it uses as much as digits as its factorization.

26700061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651262.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 26700061 is about 5167.2101757138. The cubic root of 26700061 is about 298.8849756851.

The spelling of 26700061 in words is "twenty-six million, seven hundred thousand, sixty-one".