346945053 has 16 divisors (see below), whose sum is σ = 569346176. Its totient is φ = 183003840.

The previous prime is 346945021. The next prime is 346945057. The reversal of 346945053 is 350549643.

It is not a de Polignac number, because 346945053 - 2⁵ = 346945021 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346945057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635158 + ... + 635703.

It is an arithmetic number, because the mean of its divisors is an integer number (35584136).

Almost surely, 2^346945053 is an apocalyptic number.

It is an amenable number.

346945053 is a deficient number, since it is larger than the sum of its proper divisors (222401123).

346945053 is a wasteful number, since it uses less digits than its factorization.

346945053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270884.

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 346945053 is about 18626.4610970522. The cubic root of 346945053 is about 702.6734857729.

The spelling of 346945053 in words is "three hundred forty-six million, nine hundred forty-five thousand, fifty-three".