343451016 has 40 divisors (see below), whose sum is σ = 961982670. Its totient is φ = 114483456.

The previous prime is 343450981. The next prime is 343451021. The reversal of 343451016 is 610154343.

It can be written as a sum of positive squares in only one way, i.e., 340402500 + 3048516 = 18450^2 + 1746^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 264361 + ... + 265656.

Almost surely, 2^343451016 is an apocalyptic number.

343451016 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

343451016 is an abundant number, since it is smaller than the sum of its proper divisors (618531654).

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

343451016 is a wasteful number, since it uses less digits than its factorization.

343451016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530035 (or 530022 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 343451016 is about 18532.4314648672. The cubic root of 343451016 is about 700.3066792256.

The spelling of 343451016 in words is "three hundred forty-three million, four hundred fifty-one thousand, sixteen".