345387144 has 64 divisors (see below), whose sum is σ = 880300800. Its totient is φ = 112901184.

The previous prime is 345387143. The next prime is 345387197. The reversal of 345387144 is 441783543.

It is not an unprimeable number, because it can be changed into a prime (345387143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557667 + ... + 558285.

It is an arithmetic number, because the mean of its divisors is an integer number (13754700).

Almost surely, 2^345387144 is an apocalyptic number.

It is an amenable number.

345387144 is an abundant number, since it is smaller than the sum of its proper divisors (534913656).

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

345387144 is a wasteful number, since it uses less digits than its factorization.

345387144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1038 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 345387144 is about 18584.5942651434. The cubic root of 345387144 is about 701.6201547309.

The spelling of 345387144 in words is "three hundred forty-five million, three hundred eighty-seven thousand, one hundred forty-four".