8242736425 has 24 divisors (see below), whose sum is σ = 12743059392. Its totient is φ = 5138328000.

The previous prime is 8242736419. The next prime is 8242736459. The reversal of 8242736425 is 5246372428.

It is not a de Polignac number, because 8242736425 - 2³ = 8242736417 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2139046 + ... + 2142895.

It is an arithmetic number, because the mean of its divisors is an integer number (530960808).

Almost surely, 2^8242736425 is an apocalyptic number.

It is an amenable number.

8242736425 is a deficient number, since it is larger than the sum of its proper divisors (4500322967).

8242736425 is a wasteful number, since it uses less digits than its factorization.

8242736425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281969 (or 4281964 counting only the distinct ones).

The product of its digits is 645120, while the sum is 43.

The square root of 8242736425 is about 90789.5171536891. The cubic root of 8242736425 is about 2020.0268291212.

The spelling of 8242736425 in words is "eight billion, two hundred forty-two million, seven hundred thirty-six thousand, four hundred twenty-five".