34340572 has 36 divisors (see below), whose sum is σ = 70294224. Its totient is φ = 14636160.

The previous prime is 34340569. The next prime is 34340599. The reversal of 34340572 is 27504343.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 34340572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46873 + ... + 47599.

Almost surely, 2^34340572 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 34340572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35147112).

34340572 is an abundant number, since it is smaller than the sum of its proper divisors (35953652).

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

34340572 is a wasteful number, since it uses less digits than its factorization.

34340572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986 (or 977 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 34340572 is about 5860.0829345667. The cubic root of 34340572 is about 325.0392757268.

The spelling of 34340572 in words is "thirty-four million, three hundred forty thousand, five hundred seventy-two".