26151742 has 4 divisors (see below), whose sum is σ = 39227616. Its totient is φ = 13075870.

The previous prime is 26151731. The next prime is 26151743. The reversal of 26151742 is 24715162.

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

It is a self number, because there is not a number n which added to its sum of digits gives 26151742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26151743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6537934 + ... + 6537937.

It is an arithmetic number, because the mean of its divisors is an integer number (9806904).

Almost surely, 2^26151742 is an apocalyptic number.

26151742 is a deficient number, since it is larger than the sum of its proper divisors (13075874).

26151742 is a wasteful number, since it uses less digits than its factorization.

26151742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13075873.

The product of its digits is 3360, while the sum is 28.

The square root of 26151742 is about 5113.8773939155. The cubic root of 26151742 is about 296.8248162931.

It can be divided in two parts, 261 and 51742, that added together give a triangular number (52003 = T₃₂₂).

The spelling of 26151742 in words is "twenty-six million, one hundred fifty-one thousand, seven hundred forty-two".