63247297 has 8 divisors (see below), whose sum is σ = 65705472. Its totient is φ = 60832800.

The previous prime is 63247279. The next prime is 63247313. The reversal of 63247297 is 79274236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63247297 - 2¹¹ = 63245249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63247207) 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, 7953 + ... + 13774.

It is an arithmetic number, because the mean of its divisors is an integer number (8213184).

Almost surely, 2^63247297 is an apocalyptic number.

It is an amenable number.

63247297 is a deficient number, since it is larger than the sum of its proper divisors (2458175).

63247297 is a wasteful number, since it uses less digits than its factorization.

63247297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21839.

The product of its digits is 127008, while the sum is 40.

The square root of 63247297 is about 7952.8169223238. The cubic root of 63247297 is about 398.4256806757.

The spelling of 63247297 in words is "sixty-three million, two hundred forty-seven thousand, two hundred ninety-seven".