1244537284 has 27 divisors (see below), whose sum is σ = 2254424781. Its totient is φ = 601137120.

The previous prime is 1244537279. The next prime is 1244537341. The reversal of 1244537284 is 4827354421.

The square root of 1244537284 is 35278.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 205119684 + 1039417600 = 14322^2 + 32240^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2186952 + ... + 2187520.

Almost surely, 2^1244537284 is an apocalyptic number.

1244537284 is the 35278-th square number.

It is an amenable number.

1244537284 is a deficient number, since it is larger than the sum of its proper divisors (1009887497).

1244537284 is an frugal number, since it uses more digits than its factorization.

1244537284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 602 counting only the distinct ones).

The product of its digits is 215040, while the sum is 40.

The cubic root of 1244537284 is about 1075.6458448986.

It can be divided in two parts, 12445 and 37284, that added together give a square (49729 = 223²).

The spelling of 1244537284 in words is "one billion, two hundred forty-four million, five hundred thirty-seven thousand, two hundred eighty-four".