34212403 has 4 divisors (see below), whose sum is σ = 34481920. Its totient is φ = 33942888.

The previous prime is 34212379. The next prime is 34212413. The reversal of 34212403 is 30421243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30421243 = 83 ⋅366521.

It is a cyclic number.

It is not a de Polignac number, because 34212403 - 2¹³ = 34204211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34212413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134568 + ... + 134821.

It is an arithmetic number, because the mean of its divisors is an integer number (8620480).

Almost surely, 2^34212403 is an apocalyptic number.

34212403 is a deficient number, since it is larger than the sum of its proper divisors (269517).

34212403 is a wasteful number, since it uses less digits than its factorization.

34212403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269516.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 34212403 is about 5849.1369448834. The cubic root of 34212403 is about 324.6343912295.

Adding to 34212403 its reverse (30421243), we get a palindrome (64633646).

It can be divided in two parts, 3421240 and 3, that added together give a palindrome (3421243).

The spelling of 34212403 in words is "thirty-four million, two hundred twelve thousand, four hundred three".