346143425 has 12 divisors (see below), whose sum is σ = 451808880. Its totient is φ = 262339920.

The previous prime is 346143419. The next prime is 346143431. The reversal of 346143425 is 524341643.

It is an interprime number because it is at equal distance from previous prime (346143419) and next prime (346143431).

It is a de Polignac number, because none of the positive numbers 2^k-346143425 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 346143391 and 346143400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 363887 + ... + 364836.

It is an arithmetic number, because the mean of its divisors is an integer number (37650740).

Almost surely, 2^346143425 is an apocalyptic number.

It is an amenable number.

346143425 is a deficient number, since it is larger than the sum of its proper divisors (105665455).

346143425 is a wasteful number, since it uses less digits than its factorization.

346143425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728752 (or 728747 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 346143425 is about 18604.9301261789. The cubic root of 346143425 is about 702.1318850000.

The spelling of 346143425 in words is "three hundred forty-six million, one hundred forty-three thousand, four hundred twenty-five".