345586072 has 48 divisors (see below), whose sum is σ = 704454840. Its totient is φ = 158865408.

The previous prime is 345586061. The next prime is 345586091. The reversal of 345586072 is 270685543.

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 11 ways as a sum of consecutive naturals, for example, 598648 + ... + 599224.

Almost surely, 2^345586072 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 345586072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352227420).

345586072 is an abundant number, since it is smaller than the sum of its proper divisors (358868768).

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

345586072 is a wasteful number, since it uses less digits than its factorization.

345586072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052 (or 1035 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 345586072 is about 18589.9454544654. The cubic root of 345586072 is about 701.7548297947.

The spelling of 345586072 in words is "three hundred forty-five million, five hundred eighty-six thousand, seventy-two".