346731073 has 8 divisors (see below), whose sum is σ = 374465448. Its totient is φ = 319148544.

The previous prime is 346731067. The next prime is 346731083. The reversal of 346731073 is 370137643.

It can be written as a sum of positive squares in 4 ways, for example, as 46471489 + 300259584 = 6817^2 + 17328^2 .

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

It is not a de Polignac number, because 346731073 - 2⁵ = 346731041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346731043) 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, 33190 + ... + 42367.

It is an arithmetic number, because the mean of its divisors is an integer number (46808181).

Almost surely, 2^346731073 is an apocalyptic number.

It is an amenable number.

346731073 is a deficient number, since it is larger than the sum of its proper divisors (27734375).

346731073 is a wasteful number, since it uses less digits than its factorization.

346731073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75923.

The product of its (nonzero) digits is 31752, while the sum is 34.

The square root of 346731073 is about 18620.7162321969. The cubic root of 346731073 is about 702.5289970005.

The spelling of 346731073 in words is "three hundred forty-six million, seven hundred thirty-one thousand, seventy-three".