26724242 has 8 divisors (see below), whose sum is σ = 41018736. Its totient is φ = 13051332.

The previous prime is 26724233. The next prime is 26724287. The reversal of 26724242 is 24242762.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×26724242² = 1428370220949128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155288 + ... + 155459.

It is an arithmetic number, because the mean of its divisors is an integer number (5127342).

Almost surely, 2^26724242 is an apocalyptic number.

26724242 is a deficient number, since it is larger than the sum of its proper divisors (14294494).

26724242 is a wasteful number, since it uses less digits than its factorization.

26724242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310792.

The product of its digits is 10752, while the sum is 29.

The square root of 26724242 is about 5169.5494968130. The cubic root of 26724242 is about 298.9751771878.

The spelling of 26724242 in words is "twenty-six million, seven hundred twenty-four thousand, two hundred forty-two".