264738426 has 8 divisors (see below), whose sum is σ = 529476864. Its totient is φ = 88246140.

The previous prime is 264738407. The next prime is 264738431. The reversal of 264738426 is 624837462.

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

264738426 is an admirable number.

It is a Curzon number.

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, 22061530 + ... + 22061541.

It is an arithmetic number, because the mean of its divisors is an integer number (66184608).

Almost surely, 2^264738426 is an apocalyptic number.

264738426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264738426 is a wasteful number, since it uses less digits than its factorization.

264738426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44123076.

The product of its digits is 387072, while the sum is 42.

The square root of 264738426 is about 16270.7844309978. The cubic root of 264738426 is about 642.1044220244.

The spelling of 264738426 in words is "two hundred sixty-four million, seven hundred thirty-eight thousand, four hundred twenty-six".