345775512 has 64 divisors (see below), whose sum is σ = 924829920. Its totient is φ = 107347968.

The previous prime is 345775501. The next prime is 345775531. The reversal of 345775512 is 215577543.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 35208 + ... + 43944.

Almost surely, 2^345775512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345775512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462414960).

345775512 is an abundant number, since it is smaller than the sum of its proper divisors (579054408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345775512 is a wasteful number, since it uses less digits than its factorization.

345775512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8860 (or 8856 counting only the distinct ones).

The product of its digits is 147000, while the sum is 39.

The square root of 345775512 is about 18595.0399838236. The cubic root of 345775512 is about 701.8830334095.

The spelling of 345775512 in words is "three hundred forty-five million, seven hundred seventy-five thousand, five hundred twelve".