34352020 has 24 divisors (see below), whose sum is σ = 72261504. Its totient is φ = 13717536.

The previous prime is 34352009. The next prime is 34352023. The reversal of 34352020 is 2025343.

It is a super-2 number, since 2×34352020² = 2360122556160800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34352023) 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, 15417 + ... + 17503.

It is an arithmetic number, because the mean of its divisors is an integer number (3010896).

Almost surely, 2^34352020 is an apocalyptic number.

It is an amenable number.

34352020 is an abundant number, since it is smaller than the sum of its proper divisors (37909484).

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

34352020 is a wasteful number, since it uses less digits than its factorization.

34352020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2919 (or 2917 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 34352020 is about 5861.0596311589. The cubic root of 34352020 is about 325.0753907941.

Adding to 34352020 its reverse (2025343), we get a palindrome (36377363).

The spelling of 34352020 in words is "thirty-four million, three hundred fifty-two thousand, twenty".