26291049 has 8 divisors (see below), whose sum is σ = 35649120. Its totient is φ = 17230176.

The previous prime is 26291033. The next prime is 26291051. The reversal of 26291049 is 94019262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26291049 - 2⁴ = 26291033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26291009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74092 + ... + 74445.

It is an arithmetic number, because the mean of its divisors is an integer number (4456140).

Almost surely, 2^26291049 is an apocalyptic number.

It is an amenable number.

26291049 is a deficient number, since it is larger than the sum of its proper divisors (9358071).

26291049 is a wasteful number, since it uses less digits than its factorization.

26291049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148599.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 26291049 is about 5127.4797903063. The cubic root of 26291049 is about 297.3509325461.

The spelling of 26291049 in words is "twenty-six million, two hundred ninety-one thousand, forty-nine".