345047773 has 8 divisors (see below), whose sum is σ = 394931648. Its totient is φ = 295311744.

The previous prime is 345047767. The next prime is 345047777. The reversal of 345047773 is 377740543.

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

It is not a de Polignac number, because 345047773 - 2¹³ = 345039581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345047777) 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, 31911 + ... + 41332.

It is an arithmetic number, because the mean of its divisors is an integer number (49366456).

Almost surely, 2^345047773 is an apocalyptic number.

It is an amenable number.

345047773 is a deficient number, since it is larger than the sum of its proper divisors (49883875).

345047773 is an equidigital number, since it uses as much as digits as its factorization.

345047773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73923.

The product of its (nonzero) digits is 246960, while the sum is 40.

The square root of 345047773 is about 18575.4615824210. The cubic root of 345047773 is about 701.3902797750.

The spelling of 345047773 in words is "three hundred forty-five million, forty-seven thousand, seven hundred seventy-three".