343463340 has 72 divisors (see below), whose sum is σ = 1057094640. Its totient is φ = 83262080.

The previous prime is 343463339. The next prime is 343463363. The reversal of 343463340 is 43364343.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 343463298 and 343463307.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16395 + ... + 30914.

It is an arithmetic number, because the mean of its divisors is an integer number (14681870).

Almost surely, 2^343463340 is an apocalyptic number.

343463340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343463340 is an abundant number, since it is smaller than the sum of its proper divisors (713631300).

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

343463340 is a wasteful number, since it uses less digits than its factorization.

343463340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47343 (or 47330 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

The square root of 343463340 is about 18532.7639600789. The cubic root of 343463340 is about 700.3150554577.

The spelling of 343463340 in words is "three hundred forty-three million, four hundred sixty-three thousand, three hundred forty".