425222044 has 24 divisors (see below), whose sum is σ = 802200560. Its totient is φ = 196055424.

The previous prime is 425222023. The next prime is 425222047. The reversal of 425222044 is 440222524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425222047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55087 + ... + 62329.

Almost surely, 2^425222044 is an apocalyptic number.

It is an amenable number.

425222044 is a deficient number, since it is larger than the sum of its proper divisors (376978516).

425222044 is a wasteful number, since it uses less digits than its factorization.

425222044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8389 (or 8387 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 425222044 is about 20620.9127829008. The cubic root of 425222044 is about 751.9782111349.

Adding to 425222044 its reverse (440222524), we get a palindrome (865444568).

The spelling of 425222044 in words is "four hundred twenty-five million, two hundred twenty-two thousand, forty-four".