26258049 has 12 divisors (see below), whose sum is σ = 38953876. Its totient is φ = 17032032.

The previous prime is 26258039. The next prime is 26258053. The reversal of 26258049 is 94085262.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11512449 + 14745600 = 3393^2 + 3840^2 .

It is not a de Polignac number, because 26258049 - 2⁷ = 26257921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26258039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39094 + ... + 39759.

Almost surely, 2^26258049 is an apocalyptic number.

It is an amenable number.

26258049 is a deficient number, since it is larger than the sum of its proper divisors (12695827).

26258049 is a wasteful number, since it uses less digits than its factorization.

26258049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78896 (or 78893 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 26258049 is about 5124.2608247434. The cubic root of 26258049 is about 297.2264708056.

It can be divided in two parts, 262 and 58049, that added together give a triangular number (58311 = T₃₄₁).

The spelling of 26258049 in words is "twenty-six million, two hundred fifty-eight thousand, forty-nine".