244864047 has 4 divisors (see below), whose sum is σ = 326485400. Its totient is φ = 163242696.

The previous prime is 244863991. The next prime is 244864069. The reversal of 244864047 is 740468442.

244864047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 244864047 - 2¹⁰ = 244863023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 244863996 and 244864014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244864547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40810672 + ... + 40810677.

It is an arithmetic number, because the mean of its divisors is an integer number (81621350).

Almost surely, 2^244864047 is an apocalyptic number.

244864047 is a deficient number, since it is larger than the sum of its proper divisors (81621353).

244864047 is an equidigital number, since it uses as much as digits as its factorization.

244864047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81621352.

The product of its (nonzero) digits is 172032, while the sum is 39.

The square root of 244864047 is about 15648.1323805750. The cubic root of 244864047 is about 625.6167113738.

The spelling of 244864047 in words is "two hundred forty-four million, eight hundred sixty-four thousand, forty-seven".