346465009 has 4 divisors (see below), whose sum is σ = 377961840. Its totient is φ = 314968180.

The previous prime is 346464997. The next prime is 346465027. The reversal of 346465009 is 900564643.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346465009 is a prime.

It is a super-2 number, since 2×346465009² = 240076004922740162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346465039) 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, 15748399 + ... + 15748420.

It is an arithmetic number, because the mean of its divisors is an integer number (94490460).

Almost surely, 2^346465009 is an apocalyptic number.

It is an amenable number.

346465009 is a deficient number, since it is larger than the sum of its proper divisors (31496831).

346465009 is a wasteful number, since it uses less digits than its factorization.

346465009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31496830.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 346465009 is about 18613.5705602122. The cubic root of 346465009 is about 702.3492558693.

The spelling of 346465009 in words is "three hundred forty-six million, four hundred sixty-five thousand, nine".