343427652 has 18 divisors (see below), whose sum is σ = 868108878. Its totient is φ = 114475872.

The previous prime is 343427587. The next prime is 343427653. The reversal of 343427652 is 256724343.

It can be written as a sum of positive squares in only one way, i.e., 330294276 + 13133376 = 18174^2 + 3624^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 9539657 = 343427652 / (3 + 4 + 3 + 4 + 2 + 7 + 6 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (343427653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4769793 + ... + 4769864.

It is an arithmetic number, because the mean of its divisors is an integer number (48228271).

Almost surely, 2^343427652 is an apocalyptic number.

It is an amenable number.

343427652 is an abundant number, since it is smaller than the sum of its proper divisors (524681226).

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

343427652 is a wasteful number, since it uses less digits than its factorization.

343427652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9539667 (or 9539662 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 343427652 is about 18531.8010997312. The cubic root of 343427652 is about 700.2907989054.

The spelling of 343427652 in words is "three hundred forty-three million, four hundred twenty-seven thousand, six hundred fifty-two".