345814073 has 4 divisors (see below), whose sum is σ = 377251728. Its totient is φ = 314376420.

The previous prime is 345814061. The next prime is 345814087. The reversal of 345814073 is 370418543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 370418543 = 11 ⋅33674413.

It is a cyclic number.

It is not a de Polignac number, because 345814073 - 2⁴ = 345814057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345814043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15718811 + ... + 15718832.

It is an arithmetic number, because the mean of its divisors is an integer number (94312932).

Almost surely, 2^345814073 is an apocalyptic number.

It is an amenable number.

345814073 is a deficient number, since it is larger than the sum of its proper divisors (31437655).

345814073 is a wasteful number, since it uses less digits than its factorization.

345814073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31437654.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 345814073 is about 18596.0768174365. The cubic root of 345814073 is about 701.9091238494.

It can be divided in two parts, 345 and 814073, that added together give a palindrome (814418).

The spelling of 345814073 in words is "three hundred forty-five million, eight hundred fourteen thousand, seventy-three".