34733021 has 4 divisors (see below), whose sum is σ = 34780512. Its totient is φ = 34685532.

The previous prime is 34733009. The next prime is 34733029. The reversal of 34733021 is 12033743.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12033743 = 193 ⋅62351.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34733021 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 (34733029) 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, 22631 + ... + 24116.

It is an arithmetic number, because the mean of its divisors is an integer number (8695128).

Almost surely, 2^34733021 is an apocalyptic number.

It is an amenable number.

34733021 is a deficient number, since it is larger than the sum of its proper divisors (47491).

34733021 is an equidigital number, since it uses as much as digits as its factorization.

34733021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47490.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 34733021 is about 5893.4727453345. The cubic root of 34733021 is about 326.2727872204.

Adding to 34733021 its reverse (12033743), we get a palindrome (46766764).

The spelling of 34733021 in words is "thirty-four million, seven hundred thirty-three thousand, twenty-one".