4345312020 has 96 divisors (see below), whose sum is σ = 14244201216. Its totient is φ = 968985600.

The previous prime is 4345311973. The next prime is 4345312021. The reversal of 4345312020 is 202135434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345312021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108951 + ... + 143390.

It is an arithmetic number, because the mean of its divisors is an integer number (148377096).

Almost surely, 2^4345312020 is an apocalyptic number.

It is an amenable number.

4345312020 is an abundant number, since it is smaller than the sum of its proper divisors (9898889196).

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

4345312020 is a wasteful number, since it uses less digits than its factorization.

4345312020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252401 (or 252399 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4345312020 is about 65918.9807263432. The cubic root of 4345312020 is about 1631.8252753519.

Adding to 4345312020 its reverse (202135434), we get a palindrome (4547447454).

The spelling of 4345312020 in words is "four billion, three hundred forty-five million, three hundred twelve thousand, twenty".