345676546 has 4 divisors (see below), whose sum is σ = 518514822. Its totient is φ = 172838272.

The previous prime is 345676543. The next prime is 345676553. The reversal of 345676546 is 645676543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 334487521 + 11189025 = 18289^2 + 3345^2 .

It is a junction number, because it is equal to n+sod(n) for n = 345676496 and 345676505.

It is not an unprimeable number, because it can be changed into a prime (345676543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86419135 + ... + 86419138.

Almost surely, 2^345676546 is an apocalyptic number.

345676546 is a deficient number, since it is larger than the sum of its proper divisors (172838276).

345676546 is a wasteful number, since it uses less digits than its factorization.

345676546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172838275.

The product of its digits is 1814400, while the sum is 46.

The square root of 345676546 is about 18592.3787074166. The cubic root of 345676546 is about 701.8160639626.

The spelling of 345676546 in words is "three hundred forty-five million, six hundred seventy-six thousand, five hundred forty-six".