34452509 has 12 divisors (see below), whose sum is σ = 42637536. Its totient is φ = 27258192.

The previous prime is 34452487. The next prime is 34452541. The reversal of 34452509 is 90525443.

It is a happy number.

It is not a de Polignac number, because 34452509 - 2¹² = 34448413 is a prime.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34452559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13379 + ... + 15744.

It is an arithmetic number, because the mean of its divisors is an integer number (3553128).

Almost surely, 2^34452509 is an apocalyptic number.

It is an amenable number.

34452509 is a deficient number, since it is larger than the sum of its proper divisors (8185027).

34452509 is a wasteful number, since it uses less digits than its factorization.

34452509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29156 (or 29143 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 34452509 is about 5869.6259676405. The cubic root of 34452509 is about 325.3920601856.

The spelling of 34452509 in words is "thirty-four million, four hundred fifty-two thousand, five hundred nine".