1425972288 has 56 divisors (see below), whose sum is σ = 4063114048. Its totient is φ = 438759936.

The previous prime is 1425972283. The next prime is 1425972293. The reversal of 1425972288 is 8822795241.

It is an interprime number because it is at equal distance from previous prime (1425972283) and next prime (1425972293).

It is a super-2 number, since 2×1425972288² = 4066793932287909888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1425972283) 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, 283156 + ... + 288147.

It is an arithmetic number, because the mean of its divisors is an integer number (72555608).

Almost surely, 2^1425972288 is an apocalyptic number.

It is an amenable number.

1425972288 is an abundant number, since it is smaller than the sum of its proper divisors (2637141760).

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

1425972288 is a wasteful number, since it uses less digits than its factorization.

1425972288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571331 (or 571321 counting only the distinct ones).

The product of its digits is 645120, while the sum is 48.

The square root of 1425972288 is about 37762.0482495322. The cubic root of 1425972288 is about 1125.5644345919.

The spelling of 1425972288 in words is "one billion, four hundred twenty-five million, nine hundred seventy-two thousand, two hundred eighty-eight".