26278942 has 4 divisors (see below), whose sum is σ = 39418416. Its totient is φ = 13139470.

The previous prime is 26278933. The next prime is 26278951. The reversal of 26278942 is 24987262.

26278942 is nontrivially palindromic in base 5.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (26278933) and next prime (26278951).

It is a junction number, because it is equal to n+sod(n) for n = 26278895 and 26278904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6569734 + ... + 6569737.

It is an arithmetic number, because the mean of its divisors is an integer number (9854604).

Almost surely, 2^26278942 is an apocalyptic number.

26278942 is a deficient number, since it is larger than the sum of its proper divisors (13139474).

26278942 is a wasteful number, since it uses less digits than its factorization.

26278942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13139473.

The product of its digits is 96768, while the sum is 40.

The square root of 26278942 is about 5126.2990548738. The cubic root of 26278942 is about 297.3052822757.

The spelling of 26278942 in words is "twenty-six million, two hundred seventy-eight thousand, nine hundred forty-two".