343906473 has 16 divisors (see below), whose sum is σ = 468910080. Its totient is φ = 224099856.

The previous prime is 343906469. The next prime is 343906477. The reversal of 343906473 is 374609343.

It is an interprime number because it is at equal distance from previous prime (343906469) and next prime (343906477).

It is not a de Polignac number, because 343906473 - 2² = 343906469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343906477) 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, 179386 + ... + 181292.

It is an arithmetic number, because the mean of its divisors is an integer number (29306880).

Almost surely, 2^343906473 is an apocalyptic number.

It is an amenable number.

343906473 is a deficient number, since it is larger than the sum of its proper divisors (125003607).

343906473 is a wasteful number, since it uses less digits than its factorization.

343906473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236.

The product of its (nonzero) digits is 163296, while the sum is 39.

The square root of 343906473 is about 18544.7155006487. The cubic root of 343906473 is about 700.6161058739.

The spelling of 343906473 in words is "three hundred forty-three million, nine hundred six thousand, four hundred seventy-three".