34342247 has 4 divisors (see below), whose sum is σ = 34355376. Its totient is φ = 34329120.

The previous prime is 34342241. The next prime is 34342249. The reversal of 34342247 is 74224343.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 74224343 = 569 ⋅130447.

It is a cyclic number.

It is not a de Polignac number, because 34342247 - 2¹⁸ = 34080103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34342241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154 + ... + 8367.

It is an arithmetic number, because the mean of its divisors is an integer number (8588844).

Almost surely, 2^34342247 is an apocalyptic number.

34342247 is a deficient number, since it is larger than the sum of its proper divisors (13129).

34342247 is an equidigital number, since it uses as much as digits as its factorization.

34342247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13128.

The product of its digits is 16128, while the sum is 29.

The square root of 34342247 is about 5860.2258488901. The cubic root of 34342247 is about 325.0445603595.

The spelling of 34342247 in words is "thirty-four million, three hundred forty-two thousand, two hundred forty-seven".