34584021 has 6 divisors (see below), whose sum is σ = 49954710. Its totient is φ = 23056008.

The previous prime is 34584013. The next prime is 34584023. The reversal of 34584021 is 12048543.

It can be written as a sum of positive squares in only one way, i.e., 31979025 + 2604996 = 5655^2 + 1614^2 .

It is not a de Polignac number, because 34584021 - 2³ = 34584013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34584023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1921326 + ... + 1921343.

It is an arithmetic number, because the mean of its divisors is an integer number (8325785).

Almost surely, 2^34584021 is an apocalyptic number.

It is an amenable number.

34584021 is a deficient number, since it is larger than the sum of its proper divisors (15370689).

34584021 is a wasteful number, since it uses less digits than its factorization.

34584021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3842675 (or 3842672 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 34584021 is about 5880.8180553389. The cubic root of 34584021 is about 325.8055629785.

The spelling of 34584021 in words is "thirty-four million, five hundred eighty-four thousand, twenty-one".