7323270864 has 160 divisors (see below), whose sum is σ = 24035794944. Its totient is φ = 1869073920.

The previous prime is 7323270847. The next prime is 7323270887. The reversal of 7323270864 is 4680723237.

It is a super-2 number, since 2×7323270864² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108367 + ... + 162449.

Almost surely, 2^7323270864 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 7323270864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12017897472).

7323270864 is an abundant number, since it is smaller than the sum of its proper divisors (16712524080).

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

7323270864 is a wasteful number, since it uses less digits than its factorization.

7323270864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54145 (or 54139 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 7323270864 is about 85576.1115265236. Note that the first 3 decimals coincide. The cubic root of 7323270864 is about 1941.9365351222.

The spelling of 7323270864 in words is "seven billion, three hundred twenty-three million, two hundred seventy thousand, eight hundred sixty-four".