26422398 has 12 divisors (see below), whose sum is σ = 57248568. Its totient is φ = 8807460.

The previous prime is 26422387. The next prime is 26422399. The reversal of 26422398 is 89322462.

26422398 is a `hidden beast` number, since 2 + 642 + 2 + 3 + 9 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26422399) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 733938 + ... + 733973.

It is an arithmetic number, because the mean of its divisors is an integer number (4770714).

Almost surely, 2^26422398 is an apocalyptic number.

26422398 is an abundant number, since it is smaller than the sum of its proper divisors (30826170).

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

26422398 is a wasteful number, since it uses less digits than its factorization.

26422398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467919 (or 1467916 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 26422398 is about 5140.2721717823. The cubic root of 26422398 is about 297.8452945322.

The spelling of 26422398 in words is "twenty-six million, four hundred twenty-two thousand, three hundred ninety-eight".