1425243996 has 162 divisors, whose sum is σ = 4086941040. Its totient is φ = 418461120.

The previous prime is 1425243983. The next prime is 1425244019. The reversal of 1425243996 is 6993425241.

1425243996 is a `hidden beast` number, since 1 + 4 + 2 + 524 + 39 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 5963245 + ... + 5963483.

Almost surely, 2^1425243996 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 1425243996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2043470520).

1425243996 is an abundant number, since it is smaller than the sum of its proper divisors (2661697044).

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

1425243996 is a wasteful number, since it uses less digits than its factorization.

1425243996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 292 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 1425243996 is about 37752.4038439938. The cubic root of 1425243996 is about 1125.3727807578.

The spelling of 1425243996 in words is "one billion, four hundred twenty-five million, two hundred forty-three thousand, nine hundred ninety-six".