26429930 has 8 divisors (see below), whose sum is σ = 47573892. Its totient is φ = 10571968.

The previous prime is 26429927. The next prime is 26429941. The reversal of 26429930 is 3992462.

It can be written as a sum of positive squares in 2 ways, for example, as 26429881 + 49 = 5141^2 + 7^2 .

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

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1321487 + ... + 1321506.

Almost surely, 2^26429930 is an apocalyptic number.

26429930 is a deficient number, since it is larger than the sum of its proper divisors (21143962).

26429930 is a wasteful number, since it uses less digits than its factorization.

26429930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643000.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 26429930 is about 5141.0047656076. The cubic root of 26429930 is about 297.8735932206.

The spelling of 26429930 in words is "twenty-six million, four hundred twenty-nine thousand, nine hundred thirty".