346424137 has 4 divisors (see below), whose sum is σ = 361486080. Its totient is φ = 331362196.

The previous prime is 346424107. The next prime is 346424161. The reversal of 346424137 is 731424643.

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: 731424643 = 17 ⋅43024979.

It is not a de Polignac number, because 346424137 - 2⁷ = 346424009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346424107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7530937 + ... + 7530982.

It is an arithmetic number, because the mean of its divisors is an integer number (90371520).

Almost surely, 2^346424137 is an apocalyptic number.

It is an amenable number.

346424137 is a deficient number, since it is larger than the sum of its proper divisors (15061943).

346424137 is a wasteful number, since it uses less digits than its factorization.

346424137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15061942.

The product of its digits is 48384, while the sum is 34.

The square root of 346424137 is about 18612.4726191874. The cubic root of 346424137 is about 702.3216363917.

The spelling of 346424137 in words is "three hundred forty-six million, four hundred twenty-four thousand, one hundred thirty-seven".