26291045 has 32 divisors (see below), whose sum is σ = 35925120. Its totient is φ = 18304000.

The previous prime is 26291033. The next prime is 26291051. The reversal of 26291045 is 54019262.

It is a happy number.

It is not a de Polignac number, because 26291045 - 2⁶ = 26290981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26290999 and 26291017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200630 + ... + 200760.

It is an arithmetic number, because the mean of its divisors is an integer number (1122660).

Almost surely, 2^26291045 is an apocalyptic number.

It is an amenable number.

26291045 is a deficient number, since it is larger than the sum of its proper divisors (9634075).

26291045 is a wasteful number, since it uses less digits than its factorization.

26291045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 26291045 is about 5127.4794002512. The cubic root of 26291045 is about 297.3509174661.

The spelling of 26291045 in words is "twenty-six million, two hundred ninety-one thousand, forty-five".