34545729 has 4 divisors (see below), whose sum is σ = 46060976. Its totient is φ = 23030484.

The previous prime is 34545713. The next prime is 34545733. The reversal of 34545729 is 92754543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 34545729 - 2⁴ = 34545713 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34545779) 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, 5757619 + ... + 5757624.

It is an arithmetic number, because the mean of its divisors is an integer number (11515244).

Almost surely, 2^34545729 is an apocalyptic number.

It is an amenable number.

34545729 is a deficient number, since it is larger than the sum of its proper divisors (11515247).

34545729 is a wasteful number, since it uses less digits than its factorization.

34545729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11515246.

The product of its digits is 151200, while the sum is 39.

The square root of 34545729 is about 5877.5614841531. The cubic root of 34545729 is about 325.6852728027.

The spelling of 34545729 in words is "thirty-four million, five hundred forty-five thousand, seven hundred twenty-nine".