2723581408 has 12 divisors (see below), whose sum is σ = 5362050960. Its totient is φ = 1361790688.

The previous prime is 2723581403. The next prime is 2723581411. The reversal of 2723581408 is 8041853272.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2723581403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42555928 + ... + 42555991.

It is an arithmetic number, because the mean of its divisors is an integer number (446837580).

Almost surely, 2^2723581408 is an apocalyptic number.

It is an amenable number.

2723581408 is a deficient number, since it is larger than the sum of its proper divisors (2638469552).

2723581408 is an equidigital number, since it uses as much as digits as its factorization.

2723581408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85111929 (or 85111921 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 2723581408 is about 52187.9431286576. The cubic root of 2723581408 is about 1396.5188012688.

The spelling of 2723581408 in words is "two billion, seven hundred twenty-three million, five hundred eighty-one thousand, four hundred eight".