346396137 has 4 divisors (see below), whose sum is σ = 461861520. Its totient is φ = 230930756.

The previous prime is 346396133. The next prime is 346396153. The reversal of 346396137 is 731693643.

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: 731693643 = 3 ⋅243897881.

It is a cyclic number.

It is not a de Polignac number, because 346396137 - 2² = 346396133 is a prime.

It is not an unprimeable number, because it can be changed into a prime (346396133) 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, 57732687 + ... + 57732692.

It is an arithmetic number, because the mean of its divisors is an integer number (115465380).

Almost surely, 2^346396137 is an apocalyptic number.

It is an amenable number.

346396137 is a deficient number, since it is larger than the sum of its proper divisors (115465383).

346396137 is a wasteful number, since it uses less digits than its factorization.

346396137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115465382.

The product of its digits is 244944, while the sum is 42.

The square root of 346396137 is about 18611.7204202083. The cubic root of 346396137 is about 702.3027139846.

The spelling of 346396137 in words is "three hundred forty-six million, three hundred ninety-six thousand, one hundred thirty-seven".