2723236464 has 40 divisors (see below), whose sum is σ = 7576185232. Its totient is φ = 837918720.

The previous prime is 2723236463. The next prime is 2723236487. The reversal of 2723236464 is 4646323272.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2723236463) 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, 2181457 + ... + 2182704.

Almost surely, 2^2723236464 is an apocalyptic number.

2723236464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2723236464 is an abundant number, since it is smaller than the sum of its proper divisors (4852948768).

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

2723236464 is a wasteful number, since it uses less digits than its factorization.

2723236464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4364185 (or 4364179 counting only the distinct ones).

The product of its digits is 290304, while the sum is 39.

The square root of 2723236464 is about 52184.6381993782. The cubic root of 2723236464 is about 1396.4598419982.

The spelling of 2723236464 in words is "two billion, seven hundred twenty-three million, two hundred thirty-six thousand, four hundred sixty-four".