26115402 has 8 divisors (see below), whose sum is σ = 52230816. Its totient is φ = 8705132.

The previous prime is 26115343. The next prime is 26115403. The reversal of 26115402 is 20451162.

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

26115402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (26115403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2176278 + ... + 2176289.

It is an arithmetic number, because the mean of its divisors is an integer number (6528852).

Almost surely, 2^26115402 is an apocalyptic number.

26115402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26115402 is a wasteful number, since it uses less digits than its factorization.

26115402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4352572.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 26115402 is about 5110.3230817630. The cubic root of 26115402 is about 296.6872650485.

Adding to 26115402 its reverse (20451162), we get a palindrome (46566564).

The spelling of 26115402 in words is "twenty-six million, one hundred fifteen thousand, four hundred two".