26442402 has 32 divisors (see below), whose sum is σ = 61436544. Its totient is φ = 7430400.

The previous prime is 26442397. The next prime is 26442407. The reversal of 26442402 is 20424462.

It is an interprime number because it is at equal distance from previous prime (26442397) and next prime (26442407).

It is not an unprimeable number, because it can be changed into a prime (26442407) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 2599 + ... + 7722.

It is an arithmetic number, because the mean of its divisors is an integer number (1919892).

Almost surely, 2^26442402 is an apocalyptic number.

26442402 is an abundant number, since it is smaller than the sum of its proper divisors (34994142).

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

26442402 is a wasteful number, since it uses less digits than its factorization.

26442402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10394.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 26442402 is about 5142.2176149984. The cubic root of 26442402 is about 297.9204403019.

Adding to 26442402 its reverse (20424462), we get a palindrome (46866864).

The spelling of 26442402 in words is "twenty-six million, four hundred forty-two thousand, four hundred two".