26402222 has 32 divisors (see below), whose sum is σ = 49711104. Its totient is φ = 10216800.

The previous prime is 26402213. The next prime is 26402227. The reversal of 26402222 is 22220462.

It is a junction number, because it is equal to n+sod(n) for n = 26402194 and 26402203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26402227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26147 + ... + 27137.

It is an arithmetic number, because the mean of its divisors is an integer number (1553472).

Almost surely, 2^26402222 is an apocalyptic number.

26402222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26402222 is a deficient number, since it is larger than the sum of its proper divisors (23308882).

26402222 is a wasteful number, since it uses less digits than its factorization.

26402222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 26402222 is about 5138.3092549982. The cubic root of 26402222 is about 297.7694642098.

Adding to 26402222 its reverse (22220462), we get a palindrome (48622684).

The spelling of 26402222 in words is "twenty-six million, four hundred two thousand, two hundred twenty-two".