26774047 has 16 divisors (see below), whose sum is σ = 29211840. Its totient is φ = 24462592.

The previous prime is 26773979. The next prime is 26774053. The reversal of 26774047 is 74047762.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 26774047 - 2¹⁵ = 26741279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26773997 and 26774015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26774147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91233 + ... + 91525.

It is an arithmetic number, because the mean of its divisors is an integer number (1825740).

Almost surely, 2^26774047 is an apocalyptic number.

26774047 is a deficient number, since it is larger than the sum of its proper divisors (2437793).

26774047 is a wasteful number, since it uses less digits than its factorization.

26774047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 65856, while the sum is 37.

The square root of 26774047 is about 5174.3644054125. The cubic root of 26774047 is about 299.1607916572.

It can be divided in two parts, 2677 and 4047, that added together give a square (6724 = 82²).

The spelling of 26774047 in words is "twenty-six million, seven hundred seventy-four thousand, forty-seven".