4245747398 has 16 divisors (see below), whose sum is σ = 6414858240. Its totient is φ = 2107514376.

The previous prime is 4245747371. The next prime is 4245747413. The reversal of 4245747398 is 8937475424.

It is a happy number.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150713 + ... + 176651.

It is an arithmetic number, because the mean of its divisors is an integer number (400928640).

Almost surely, 2^4245747398 is an apocalyptic number.

4245747398 is a deficient number, since it is larger than the sum of its proper divisors (2169110842).

4245747398 is a wasteful number, since it uses less digits than its factorization.

4245747398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26531.

The product of its digits is 6773760, while the sum is 53.

The square root of 4245747398 is about 65159.3999205026. The cubic root of 4245747398 is about 1619.2654544720.

The spelling of 4245747398 in words is "four billion, two hundred forty-five million, seven hundred forty-seven thousand, three hundred ninety-eight".