245226244 has 12 divisors (see below), whose sum is σ = 442989568. Its totient is φ = 118657800.

The previous prime is 245226227. The next prime is 245226259. The reversal of 245226244 is 442622542.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 988692 + ... + 988939.

Almost surely, 2^245226244 is an apocalyptic number.

It is an amenable number.

245226244 is a deficient number, since it is larger than the sum of its proper divisors (197763324).

245226244 is a wasteful number, since it uses less digits than its factorization.

245226244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977666 (or 1977664 counting only the distinct ones).

The product of its digits is 30720, while the sum is 31.

The square root of 245226244 is about 15659.7012742900. The cubic root of 245226244 is about 625.9250251302.

Adding to 245226244 its reverse (442622542), we get a palindrome (687848786).

The spelling of 245226244 in words is "two hundred forty-five million, two hundred twenty-six thousand, two hundred forty-four".