343440377 has 8 divisors (see below), whose sum is σ = 392616000. Its totient is φ = 294292944.

The previous prime is 343440373. The next prime is 343440437. The reversal of 343440377 is 773044343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343440377 - 2² = 343440373 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343440373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40199 + ... + 47987.

It is an arithmetic number, because the mean of its divisors is an integer number (49077000).

Almost surely, 2^343440377 is an apocalyptic number.

It is an amenable number.

343440377 is a deficient number, since it is larger than the sum of its proper divisors (49175623).

343440377 is an equidigital number, since it uses as much as digits as its factorization.

343440377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14095.

The product of its (nonzero) digits is 84672, while the sum is 35.

The square root of 343440377 is about 18532.1444252952. The cubic root of 343440377 is about 700.2994480734.

The spelling of 343440377 in words is "three hundred forty-three million, four hundred forty thousand, three hundred seventy-seven".