346479449 has 4 divisors (see below), whose sum is σ = 346611840. Its totient is φ = 346347060.

The previous prime is 346479437. The next prime is 346479457. The reversal of 346479449 is 944974643.

It is a happy number.

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: 944974643 = 31 ⋅30483053.

It is a cyclic number.

It is not a de Polignac number, because 346479449 - 2²⁸ = 78043993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 346479397 and 346479406.

It is not an unprimeable number, because it can be changed into a prime (346479349) 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, 62189 + ... + 67530.

It is an arithmetic number, because the mean of its divisors is an integer number (86652960).

Almost surely, 2^346479449 is an apocalyptic number.

It is an amenable number.

346479449 is a deficient number, since it is larger than the sum of its proper divisors (132391).

346479449 is a wasteful number, since it uses less digits than its factorization.

346479449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132390.

The product of its digits is 2612736, while the sum is 50.

The square root of 346479449 is about 18613.9584452099. The cubic root of 346479449 is about 702.3590132590.

The spelling of 346479449 in words is "three hundred forty-six million, four hundred seventy-nine thousand, four hundred forty-nine".