3434451021 has 24 divisors (see below), whose sum is σ = 5053736064. Its totient is φ = 2247030720.

The previous prime is 3434450969. The next prime is 3434451023. The reversal of 3434451021 is 1201544343.

It is a happy number.

It is not a de Polignac number, because 3434451021 - 2¹³ = 3434442829 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3434451023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152905 + ... + 173921.

It is an arithmetic number, because the mean of its divisors is an integer number (210572336).

Almost surely, 2^3434451021 is an apocalyptic number.

It is an amenable number.

3434451021 is a deficient number, since it is larger than the sum of its proper divisors (1619285043).

3434451021 is a wasteful number, since it uses less digits than its factorization.

3434451021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21361 (or 21358 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 3434451021 is about 58604.1894492194. The cubic root of 3434451021 is about 1508.7563435020.

Adding to 3434451021 its reverse (1201544343), we get a palindrome (4635995364).

The spelling of 3434451021 in words is "three billion, four hundred thirty-four million, four hundred fifty-one thousand, twenty-one".