4972397247 has 8 divisors (see below), whose sum is σ = 7366514480. Its totient is φ = 3314931480.

The previous prime is 4972397237. The next prime is 4972397257. The reversal of 4972397247 is 7427932794.

4972397247 is a `hidden beast` number, since 4 + 9 + 7 + 2 + 397 + 247 = 666.

It is an interprime number because it is at equal distance from previous prime (4972397237) and next prime (4972397257).

It is not a de Polignac number, because 4972397247 - 2⁴ = 4972397231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4972397193 and 4972397202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4972397237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92081404 + ... + 92081457.

It is an arithmetic number, because the mean of its divisors is an integer number (920814310).

Almost surely, 2^4972397247 is an apocalyptic number.

4972397247 is a deficient number, since it is larger than the sum of its proper divisors (2394117233).

4972397247 is a wasteful number, since it uses less digits than its factorization.

4972397247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184162870 (or 184162864 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 54.

The square root of 4972397247 is about 70515.2270577072. The cubic root of 4972397247 is about 1706.8234688229.

The spelling of 4972397247 in words is "four billion, nine hundred seventy-two million, three hundred ninety-seven thousand, two hundred forty-seven".