34621521 has 8 divisors (see below), whose sum is σ = 50358624. Its totient is φ = 20982720.

The previous prime is 34621519. The next prime is 34621523. The reversal of 34621521 is 12512643.

It is an interprime number because it is at equal distance from previous prime (34621519) and next prime (34621523).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34621521 - 2¹ = 34621519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34621491 and 34621500.

It is not an unprimeable number, because it can be changed into a prime (34621523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524536 + ... + 524601.

It is an arithmetic number, because the mean of its divisors is an integer number (6294828).

Almost surely, 2^34621521 is an apocalyptic number.

It is an amenable number.

34621521 is a deficient number, since it is larger than the sum of its proper divisors (15737103).

34621521 is a wasteful number, since it uses less digits than its factorization.

34621521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049151.

The product of its digits is 1440, while the sum is 24.

The square root of 34621521 is about 5884.0055234508. The cubic root of 34621521 is about 325.9232791469.

The spelling of 34621521 in words is "thirty-four million, six hundred twenty-one thousand, five hundred twenty-one".