34020045 has 48 divisors (see below), whose sum is σ = 61776000. Its totient is φ = 17297280.

The previous prime is 34020031. The next prime is 34020053. The reversal of 34020045 is 54002043.

It is a happy number.

It is not a de Polignac number, because 34020045 - 2⁴ = 34020029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 170856 + ... + 171054.

It is an arithmetic number, because the mean of its divisors is an integer number (1287000).

Almost surely, 2^34020045 is an apocalyptic number.

It is an amenable number.

34020045 is a deficient number, since it is larger than the sum of its proper divisors (27755955).

34020045 is a wasteful number, since it uses less digits than its factorization.

34020045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 34020045 is about 5832.6704861495. The cubic root of 34020045 is about 324.0248323446.

Adding to 34020045 its reverse (54002043), we get a palindrome (88022088).

The spelling of 34020045 in words is "thirty-four million, twenty thousand, forty-five".