34670421 has 12 divisors (see below), whose sum is σ = 52715520. Its totient is φ = 21897000.

The previous prime is 34670417. The next prime is 34670437. The reversal of 34670421 is 12407643.

It is not a de Polignac number, because 34670421 - 2² = 34670417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34671421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101205 + ... + 101546.

It is an arithmetic number, because the mean of its divisors is an integer number (4392960).

Almost surely, 2^34670421 is an apocalyptic number.

It is an amenable number.

34670421 is a deficient number, since it is larger than the sum of its proper divisors (18045099).

34670421 is a wasteful number, since it uses less digits than its factorization.

34670421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202776 (or 202773 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 34670421 is about 5888.1593898263. The cubic root of 34670421 is about 326.0766534090.

The spelling of 34670421 in words is "thirty-four million, six hundred seventy thousand, four hundred twenty-one".