26551442 has 4 divisors (see below), whose sum is σ = 39827166. Its totient is φ = 13275720.

The previous prime is 26551429. The next prime is 26551457. The reversal of 26551442 is 24415562.

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., 14984641 + 11566801 = 3871^2 + 3401^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6637859 + ... + 6637862.

Almost surely, 2^26551442 is an apocalyptic number.

26551442 is a deficient number, since it is larger than the sum of its proper divisors (13275724).

26551442 is a wasteful number, since it uses less digits than its factorization.

26551442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13275723.

The product of its digits is 9600, while the sum is 29.

The square root of 26551442 is about 5152.8091367719. The cubic root of 26551442 is about 298.3293881969.

The spelling of 26551442 in words is "twenty-six million, five hundred fifty-one thousand, four hundred forty-two".