26245015 has 8 divisors (see below), whose sum is σ = 31873968. Its totient is φ = 20742720.

The previous prime is 26245013. The next prime is 26245057. The reversal of 26245015 is 51054262.

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

It is not a de Polignac number, because 26245015 - 2¹ = 26245013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26245013) 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, 31206 + ... + 32035.

It is an arithmetic number, because the mean of its divisors is an integer number (3984246).

Almost surely, 2^26245015 is an apocalyptic number.

26245015 is a deficient number, since it is larger than the sum of its proper divisors (5628953).

26245015 is an equidigital number, since it uses as much as digits as its factorization.

26245015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63329.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 26245015 is about 5122.9888736947. The cubic root of 26245015 is about 297.1772834624.

Adding to 26245015 its reverse (51054262), we get a palindrome (77299277).

The spelling of 26245015 in words is "twenty-six million, two hundred forty-five thousand, fifteen".