1425652228 has 144 divisors (see below), whose sum is σ = 3431030400. Its totient is φ = 503193600.

The previous prime is 1425652201. The next prime is 1425652231. The reversal of 1425652228 is 8222565241.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3174948 + ... + 3175396.

It is an arithmetic number, because the mean of its divisors is an integer number (23826600).

Almost surely, 2^1425652228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425652228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1715515200).

1425652228 is an abundant number, since it is smaller than the sum of its proper divisors (2005378172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425652228 is a wasteful number, since it uses less digits than its factorization.

1425652228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 543 counting only the distinct ones).

The product of its digits is 76800, while the sum is 37.

The square root of 1425652228 is about 37757.8101589592. The cubic root of 1425652228 is about 1125.4802171748.

The spelling of 1425652228 in words is "one billion, four hundred twenty-five million, six hundred fifty-two thousand, two hundred twenty-eight".