343261020 has 48 divisors (see below), whose sum is σ = 984580128. Its totient is φ = 89303040.

The previous prime is 343261013. The next prime is 343261027. The reversal of 343261020 is 20162343.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (343261013) and next prime (343261027).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343261027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67309 + ... + 72228.

It is an arithmetic number, because the mean of its divisors is an integer number (20512086).

Almost surely, 2^343261020 is an apocalyptic number.

343261020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343261020 is an abundant number, since it is smaller than the sum of its proper divisors (641319108).

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

343261020 is a wasteful number, since it uses less digits than its factorization.

343261020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139590 (or 139588 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 343261020 is about 18527.3047149336. The cubic root of 343261020 is about 700.1775196032.

The spelling of 343261020 in words is "three hundred forty-three million, two hundred sixty-one thousand, twenty".