26040045 has 16 divisors (see below), whose sum is σ = 42791040. Its totient is φ = 13512384.

The previous prime is 26040041. The next prime is 26040061. The reversal of 26040045 is 54004062.

It is a happy number.

It is not a de Polignac number, because 26040045 - 2² = 26040041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26040041) 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, 22905 + ... + 24014.

It is an arithmetic number, because the mean of its divisors is an integer number (2674440).

Almost surely, 2^26040045 is an apocalyptic number.

It is an amenable number.

26040045 is a deficient number, since it is larger than the sum of its proper divisors (16750995).

26040045 is a wasteful number, since it uses less digits than its factorization.

26040045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46964.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 26040045 is about 5102.9447380900. The cubic root of 26040045 is about 296.4016226115.

The spelling of 26040045 in words is "twenty-six million, forty thousand, forty-five".