346432020 has 96 divisors (see below), whose sum is σ = 1068875136. Its totient is φ = 83136000.

The previous prime is 346432019. The next prime is 346432033. The reversal of 346432020 is 20234643.

It is a happy number.

346432020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64062 + ... + 69258.

It is an arithmetic number, because the mean of its divisors is an integer number (11134116).

Almost surely, 2^346432020 is an apocalyptic number.

346432020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 346432020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (534437568).

346432020 is an abundant number, since it is smaller than the sum of its proper divisors (722443116).

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

346432020 is a wasteful number, since it uses less digits than its factorization.

346432020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321 (or 5319 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 346432020 is about 18612.6843845803. The cubic root of 346432020 is about 702.3269635411.

Adding to 346432020 its reverse (20234643), we get a palindrome (366666663).

It can be divided in two parts, 34643 and 2020, that added together give a palindrome (36663).

The spelling of 346432020 in words is "three hundred forty-six million, four hundred thirty-two thousand, twenty".