343473660 has 72 divisors (see below), whose sum is σ = 1048852896. Its totient is φ = 90979200.

The previous prime is 343473653. The next prime is 343473673. The reversal of 343473660 is 66374343.

It is a super-2 number, since 2×343473660² = 235948310227591200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20862 + ... + 33498.

Almost surely, 2^343473660 is an apocalyptic number.

343473660 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 343473660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (524426448).

343473660 is an abundant number, since it is smaller than the sum of its proper divisors (705379236).

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

343473660 is a wasteful number, since it uses less digits than its factorization.

With its successor (343473661) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (12803).

343473660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12803 (or 12798 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The square root of 343473660 is about 18533.0423838074. The cubic root of 343473660 is about 700.3220694804.

The spelling of 343473660 in words is "three hundred forty-three million, four hundred seventy-three thousand, six hundred sixty".