1225465244 has 12 divisors (see below), whose sum is σ = 2145368568. Its totient is φ = 612502800.

The previous prime is 1225465243. The next prime is 1225465279. The reversal of 1225465244 is 4425645221.

It is a super-3 number, since 3×1225465244³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225465243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45167 + ... + 67014.

It is an arithmetic number, because the mean of its divisors is an integer number (178780714).

Almost surely, 2^1225465244 is an apocalyptic number.

It is an amenable number.

1225465244 is a deficient number, since it is larger than the sum of its proper divisors (919903324).

1225465244 is a wasteful number, since it uses less digits than its factorization.

1225465244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114916 (or 114914 counting only the distinct ones).

The product of its digits is 76800, while the sum is 35.

The square root of 1225465244 is about 35006.6457119216. The cubic root of 1225465244 is about 1070.1229206326.

The spelling of 1225465244 in words is "one billion, two hundred twenty-five million, four hundred sixty-five thousand, two hundred forty-four".