3443452020 has 48 divisors (see below), whose sum is σ = 10712963520. Its totient is φ = 918253728.

The previous prime is 3443452003. The next prime is 3443452037. The reversal of 3443452020 is 202543443.

It is an interprime number because it is at equal distance from previous prime (3443452003) and next prime (3443452037).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3187842 + ... + 3188921.

It is an arithmetic number, because the mean of its divisors is an integer number (223186740).

Almost surely, 2^3443452020 is an apocalyptic number.

3443452020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3443452020 is an abundant number, since it is smaller than the sum of its proper divisors (7269511500).

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

3443452020 is a wasteful number, since it uses less digits than its factorization.

3443452020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6376781 (or 6376773 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 3443452020 is about 58680.9340416459. The cubic root of 3443452020 is about 1510.0732417729.

Adding to 3443452020 its reverse (202543443), we get a palindrome (3645995463).

The spelling of 3443452020 in words is "three billion, four hundred forty-three million, four hundred fifty-two thousand, twenty".