26002398 has 8 divisors (see below), whose sum is σ = 52004808. Its totient is φ = 8667464.

The previous prime is 26002387. The next prime is 26002411. The reversal of 26002398 is 89320062.

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

26002398 is an admirable number.

It is a super-2 number, since 2×26002398² = 1352249403500808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2166861 + ... + 2166872.

It is an arithmetic number, because the mean of its divisors is an integer number (6500601).

Almost surely, 2^26002398 is an apocalyptic number.

26002398 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.

26002398 is a wasteful number, since it uses less digits than its factorization.

26002398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333738.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 26002398 is about 5099.2546514172. The cubic root of 26002398 is about 296.2587143371.

The spelling of 26002398 in words is "twenty-six million, two thousand, three hundred ninety-eight".