1244228926 has 8 divisors (see below), whose sum is σ = 1876014144. Its totient is φ = 618890880.

The previous prime is 1244228917. The next prime is 1244228939. The reversal of 1244228926 is 6298224421.

It is a happy number.

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

It is a super-2 number, since 2×1244228926² = 3096211240590226952, which contains 22 as substring.

It is a congruent 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, 1611310 + ... + 1612081.

It is an arithmetic number, because the mean of its divisors is an integer number (234501768).

Almost surely, 2^1244228926 is an apocalyptic number.

1244228926 is a deficient number, since it is larger than the sum of its proper divisors (631785218).

1244228926 is a wasteful number, since it uses less digits than its factorization.

1244228926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223586.

The product of its digits is 110592, while the sum is 40.

The square root of 1244228926 is about 35273.6293284374. The cubic root of 1244228926 is about 1075.5570002591.

The spelling of 1244228926 in words is "one billion, two hundred forty-four million, two hundred twenty-eight thousand, nine hundred twenty-six".