34972247 has 8 divisors (see below), whose sum is σ = 38224512. Its totient is φ = 31852800.

The previous prime is 34972219. The next prime is 34972253. The reversal of 34972247 is 74227943.

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

It is a cyclic number.

It is not a de Polignac number, because 34972247 - 2⁸ = 34971991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34972247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34972297) 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, 32654 + ... + 33707.

It is an arithmetic number, because the mean of its divisors is an integer number (4778064).

Almost surely, 2^34972247 is an apocalyptic number.

34972247 is a deficient number, since it is larger than the sum of its proper divisors (3252265).

34972247 is a wasteful number, since it uses less digits than its factorization.

34972247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66409.

The product of its digits is 84672, while the sum is 38.

The square root of 34972247 is about 5913.7337613389. The cubic root of 34972247 is about 327.0201492009.

The spelling of 34972247 in words is "thirty-four million, nine hundred seventy-two thousand, two hundred forty-seven".