4228307497 has 16 divisors (see below), whose sum is σ = 4414795920. Its totient is φ = 4046118912.

The previous prime is 4228307477. The next prime is 4228307513. The reversal of 4228307497 is 7947038224.

4228307497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 606193641 + 3622113856 = 24621^2 + 60184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4228307497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4228307407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632223 + ... + 638875.

It is an arithmetic number, because the mean of its divisors is an integer number (275924745).

Almost surely, 2^4228307497 is an apocalyptic number.

It is an amenable number.

4228307497 is a deficient number, since it is larger than the sum of its proper divisors (186488423).

4228307497 is a wasteful number, since it uses less digits than its factorization.

4228307497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6972.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 4228307497 is about 65025.4373072569. The cubic root of 4228307497 is about 1617.0453048199.

The spelling of 4228307497 in words is "four billion, two hundred twenty-eight million, three hundred seven thousand, four hundred ninety-seven".