34770621 has 4 divisors (see below), whose sum is σ = 46360832. Its totient is φ = 23180412.

The previous prime is 34770607. The next prime is 34770629. The reversal of 34770621 is 12607743.

34770621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 34770621 - 2¹⁸ = 34508477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34770629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5795101 + ... + 5795106.

It is an arithmetic number, because the mean of its divisors is an integer number (11590208).

Almost surely, 2^34770621 is an apocalyptic number.

It is an amenable number.

34770621 is a deficient number, since it is larger than the sum of its proper divisors (11590211).

34770621 is a wasteful number, since it uses less digits than its factorization.

34770621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11590210.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 34770621 is about 5896.6618522686. The cubic root of 34770621 is about 326.3904795708.

The spelling of 34770621 in words is "thirty-four million, seven hundred seventy thousand, six hundred twenty-one".