26422402 has 4 divisors (see below), whose sum is σ = 39633606. Its totient is φ = 13211200.

The previous prime is 26422399. The next prime is 26422421. The reversal of 26422402 is 20422462.

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

It can be written as a sum of positive squares in only one way, i.e., 22174681 + 4247721 = 4709^2 + 2061^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6605599 + ... + 6605602.

Almost surely, 2^26422402 is an apocalyptic number.

26422402 is a deficient number, since it is larger than the sum of its proper divisors (13211204).

26422402 is a wasteful number, since it uses less digits than its factorization.

26422402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13211203.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 26422402 is about 5140.2725608668. The cubic root of 26422402 is about 297.8453095621.

Adding to 26422402 its reverse (20422462), we get a palindrome (46844864).

The spelling of 26422402 in words is "twenty-six million, four hundred twenty-two thousand, four hundred two".