2346273664 has 64 divisors (see below), whose sum is σ = 5451084000. Its totient is φ = 1005527040.

The previous prime is 2346273661. The next prime is 2346273673. The reversal of 2346273664 is 4663726432.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 2346273664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2346273661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17184 + ... + 70624.

Almost surely, 2^2346273664 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 2346273664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2725542000).

2346273664 is an abundant number, since it is smaller than the sum of its proper divisors (3104810336).

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

2346273664 is an frugal number, since it uses more digits than its factorization.

2346273664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53476 (or 53450 counting only the distinct ones).

The product of its digits is 870912, while the sum is 43.

The square root of 2346273664 is about 48438.3491048157. The cubic root of 2346273664 is about 1328.7998036913.

The spelling of 2346273664 in words is "two billion, three hundred forty-six million, two hundred seventy-three thousand, six hundred sixty-four".