26515045 has 8 divisors (see below), whose sum is σ = 31887360. Its totient is φ = 21165840.

The previous prime is 26515043. The next prime is 26515063. The reversal of 26515045 is 54051562.

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

It is not a de Polignac number, because 26515045 - 2¹ = 26515043 is a prime.

It is a super-2 number, since 2×26515045² = 1406095222704050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26515043) 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, 3141 + ... + 7930.

It is an arithmetic number, because the mean of its divisors is an integer number (3985920).

Almost surely, 2^26515045 is an apocalyptic number.

It is an amenable number.

26515045 is a deficient number, since it is larger than the sum of its proper divisors (5372315).

26515045 is a wasteful number, since it uses less digits than its factorization.

26515045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11555.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 26515045 is about 5149.2761627242. The cubic root of 26515045 is about 298.1930081580.

The spelling of 26515045 in words is "twenty-six million, five hundred fifteen thousand, forty-five".