34520351 has 4 divisors (see below), whose sum is σ = 34534632. Its totient is φ = 34506072.

The previous prime is 34520333. The next prime is 34520377. The reversal of 34520351 is 15302543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15302543 = 19 ⋅805397.

It is a cyclic number.

It is not a de Polignac number, because 34520351 - 2¹⁰ = 34519327 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 (34520951) 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, 2516 + ... + 8681.

It is an arithmetic number, because the mean of its divisors is an integer number (8633658).

Almost surely, 2^34520351 is an apocalyptic number.

34520351 is a deficient number, since it is larger than the sum of its proper divisors (14281).

34520351 is a wasteful number, since it uses less digits than its factorization.

34520351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14280.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 34520351 is about 5875.4021989988. The cubic root of 34520351 is about 325.6055015752.

Adding to 34520351 its reverse (15302543), we get a palindrome (49822894).

The spelling of 34520351 in words is "thirty-four million, five hundred twenty thousand, three hundred fifty-one".