244420072 has 16 divisors (see below), whose sum is σ = 493540740. Its totient is φ = 112809216.

The previous prime is 244420063. The next prime is 244420093. The reversal of 244420072 is 270024442.

It is a happy number.

244420072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 216266436 + 28153636 = 14706^2 + 5306^2 .

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, 1174993 + ... + 1175200.

Almost surely, 2^244420072 is an apocalyptic number.

It is an amenable number.

244420072 is an abundant number, since it is smaller than the sum of its proper divisors (249120668).

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

244420072 is a wasteful number, since it uses less digits than its factorization.

244420072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350212 (or 2350208 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 25.

The square root of 244420072 is about 15633.9397465898. The cubic root of 244420072 is about 625.2383705156.

The spelling of 244420072 in words is "two hundred forty-four million, four hundred twenty thousand, seventy-two".