34345512 has 64 divisors (see below), whose sum is σ = 98712000. Its totient is φ = 11051712.

The previous prime is 34345511. The next prime is 34345547. The reversal of 34345512 is 21554343.

It is a super-2 number, since 2×34345512² = 2359228389084288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (34345511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3523 + ... + 9005.

It is an arithmetic number, because the mean of its divisors is an integer number (1542375).

Almost surely, 2^34345512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34345512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49356000).

34345512 is an abundant number, since it is smaller than the sum of its proper divisors (64366488).

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

34345512 is a wasteful number, since it uses less digits than its factorization.

34345512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5527 (or 5517 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 34345512 is about 5860.5044151506. The cubic root of 34345512 is about 325.0548609558.

Adding to 34345512 its reverse (21554343), we get a palindrome (55899855).

The spelling of 34345512 in words is "thirty-four million, three hundred forty-five thousand, five hundred twelve".