345196569 has 32 divisors (see below), whose sum is σ = 483408640. Its totient is φ = 218909952.

The previous prime is 345196549. The next prime is 345196573. The reversal of 345196569 is 965691543.

It is a happy number.

It is not a de Polignac number, because 345196569 - 2²¹ = 343099417 is a prime.

It is a super-2 number, since 2×345196569² = 238321342498743522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345196549) 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 31 ways as a sum of consecutive naturals, for example, 1246059 + ... + 1246335.

It is an arithmetic number, because the mean of its divisors is an integer number (15106520).

Almost surely, 2^345196569 is an apocalyptic number.

It is an amenable number.

345196569 is a deficient number, since it is larger than the sum of its proper divisors (138212071).

345196569 is a wasteful number, since it uses less digits than its factorization.

345196569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529.

The product of its digits is 874800, while the sum is 48.

The square root of 345196569 is about 18579.4663271042. The cubic root of 345196569 is about 701.4910861735.

The spelling of 345196569 in words is "three hundred forty-five million, one hundred ninety-six thousand, five hundred sixty-nine".