425555122 has 8 divisors (see below), whose sum is σ = 671929200. Its totient is φ = 201578724.

The previous prime is 425555107. The next prime is 425555129. The reversal of 425555122 is 221555524.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (425555129) 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, 5599372 + ... + 5599447.

It is an arithmetic number, because the mean of its divisors is an integer number (83991150).

Almost surely, 2^425555122 is an apocalyptic number.

425555122 is a deficient number, since it is larger than the sum of its proper divisors (246374078).

425555122 is a wasteful number, since it uses less digits than its factorization.

425555122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11198840.

The product of its digits is 20000, while the sum is 31.

The square root of 425555122 is about 20628.9874206176. The cubic root of 425555122 is about 752.1745023301.

The spelling of 425555122 in words is "four hundred twenty-five million, five hundred fifty-five thousand, one hundred twenty-two".