34213340 has 24 divisors (see below), whose sum is σ = 82112352. Its totient is φ = 11730240.

The previous prime is 34213331. The next prime is 34213363. The reversal of 34213340 is 4331243.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122051 + ... + 122330.

It is an arithmetic number, because the mean of its divisors is an integer number (3421348).

Almost surely, 2^34213340 is an apocalyptic number.

It is an amenable number.

34213340 is an abundant number, since it is smaller than the sum of its proper divisors (47899012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34213340 is a wasteful number, since it uses less digits than its factorization.

34213340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244397 (or 244395 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 34213340 is about 5849.2170416219. The cubic root of 34213340 is about 324.6373548686.

Adding to 34213340 its reverse (4331243), we get a palindrome (38544583).

The spelling of 34213340 in words is "thirty-four million, two hundred thirteen thousand, three hundred forty".