34350520 has 16 divisors (see below), whose sum is σ = 77288760. Its totient is φ = 13740192.

The previous prime is 34350517. The next prime is 34350521. The reversal of 34350520 is 2505343.

It is a junction number, because it is equal to n+sod(n) for n = 34350491 and 34350500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34350521) 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, 429342 + ... + 429421.

Almost surely, 2^34350520 is an apocalyptic number.

It is an amenable number.

34350520 is an abundant number, since it is smaller than the sum of its proper divisors (42938240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34350520 is a wasteful number, since it uses less digits than its factorization.

34350520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858774 (or 858770 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 34350520 is about 5860.9316665527. The cubic root of 34350520 is about 325.0706591929.

Adding to 34350520 its reverse (2505343), we get a palindrome (36855863).

The spelling of 34350520 in words is "thirty-four million, three hundred fifty thousand, five hundred twenty".