7425984285 has 32 divisors (see below), whose sum is σ = 13978327680. Its totient is φ = 3727551744.

The previous prime is 7425984281. The next prime is 7425984317. The reversal of 7425984285 is 5824895247.

7425984285 is a `hidden beast` number, since 7 + 4 + 2 + 598 + 42 + 8 + 5 = 666.

It is not a de Polignac number, because 7425984285 - 2² = 7425984281 is a prime.

It is a super-2 number, since 2×7425984285² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7425984281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1615567 + ... + 1620156.

It is an arithmetic number, because the mean of its divisors is an integer number (436822740).

Almost surely, 2^7425984285 is an apocalyptic number.

It is an amenable number.

7425984285 is a deficient number, since it is larger than the sum of its proper divisors (6552343395).

7425984285 is a wasteful number, since it uses less digits than its factorization.

7425984285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235754 (or 3235748 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The square root of 7425984285 is about 86174.1509096550. The cubic root of 7425984285 is about 1950.9733720339.

The spelling of 7425984285 in words is "seven billion, four hundred twenty-five million, nine hundred eighty-four thousand, two hundred eighty-five".