345682403 has 8 divisors (see below), whose sum is σ = 399291120. Its totient is φ = 295770880.

The previous prime is 345682367. The next prime is 345682423. The reversal of 345682403 is 304286543.

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 345682403 - 2⁶ = 345682339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345682423) 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, 924098 + ... + 924471.

It is an arithmetic number, because the mean of its divisors is an integer number (49911390).

Almost surely, 2^345682403 is an apocalyptic number.

345682403 is a deficient number, since it is larger than the sum of its proper divisors (53608717).

345682403 is a wasteful number, since it uses less digits than its factorization.

345682403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848597.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 345682403 is about 18592.5362175256. The cubic root of 345682403 is about 701.8200277003.

The spelling of 345682403 in words is "three hundred forty-five million, six hundred eighty-two thousand, four hundred three".