34320563 has 4 divisors (see below), whose sum is σ = 34369680. Its totient is φ = 34271448.

The previous prime is 34320557. The next prime is 34320589. The reversal of 34320563 is 36502343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36502343 = 157 ⋅232499.

It is a cyclic number.

It is not a de Polignac number, because 34320563 - 2⁴ = 34320547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34320553) 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, 23495 + ... + 24912.

It is an arithmetic number, because the mean of its divisors is an integer number (8592420).

Almost surely, 2^34320563 is an apocalyptic number.

34320563 is a deficient number, since it is larger than the sum of its proper divisors (49117).

34320563 is an equidigital number, since it uses as much as digits as its factorization.

34320563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49116.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 34320563 is about 5858.3754574114. The cubic root of 34320563 is about 324.9761339477.

The spelling of 34320563 in words is "thirty-four million, three hundred twenty thousand, five hundred sixty-three".