345599901 has 12 divisors (see below), whose sum is σ = 510809728. Its totient is φ = 225041544.

The previous prime is 345599897. The next prime is 345599929. The reversal of 345599901 is 109995543.

It is a happy number.

345599901 is a `hidden beast` number, since 3 + 4 + 559 + 9 + 90 + 1 = 666.

It is not a de Polignac number, because 345599901 - 2² = 345599897 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345599201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 446125 + ... + 446898.

Almost surely, 2^345599901 is an apocalyptic number.

It is an amenable number.

345599901 is a deficient number, since it is larger than the sum of its proper divisors (165209827).

345599901 is a wasteful number, since it uses less digits than its factorization.

345599901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893072 (or 893069 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 345599901 is about 18590.3173991194. The cubic root of 345599901 is about 701.7641901623.

The spelling of 345599901 in words is "three hundred forty-five million, five hundred ninety-nine thousand, nine hundred one".