1244526242 has 32 divisors (see below), whose sum is σ = 2065169520. Its totient is φ = 559820800.

The previous prime is 1244526233. The next prime is 1244526281. The reversal of 1244526242 is 2426254421.

It can be written as a sum of positive squares in 8 ways, for example, as 1124864521 + 119661721 = 33539^2 + 10939^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1244526199 and 1244526208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93338 + ... + 105834.

Almost surely, 2^1244526242 is an apocalyptic number.

1244526242 is a deficient number, since it is larger than the sum of its proper divisors (820643278).

1244526242 is a wasteful number, since it uses less digits than its factorization.

1244526242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12646.

The product of its digits is 30720, while the sum is 32.

The square root of 1244526242 is about 35277.8434998513. The cubic root of 1244526242 is about 1075.6426637118.

The spelling of 1244526242 in words is "one billion, two hundred forty-four million, five hundred twenty-six thousand, two hundred forty-two".