2440487064 has 32 divisors (see below), whose sum is σ = 6104531520. Its totient is φ = 813053856.

The previous prime is 2440487057. The next prime is 2440487069. The reversal of 2440487064 is 4607840442.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440487069) 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, 19107 + ... + 72429.

It is an arithmetic number, because the mean of its divisors is an integer number (190766610).

Almost surely, 2^2440487064 is an apocalyptic number.

2440487064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2440487064 is an abundant number, since it is smaller than the sum of its proper divisors (3664044456).

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

2440487064 is a wasteful number, since it uses less digits than its factorization.

2440487064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55239 (or 55235 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 39.

The square root of 2440487064 is about 49401.2860561342. The cubic root of 2440487064 is about 1346.3526722214.

The spelling of 2440487064 in words is "two billion, four hundred forty million, four hundred eighty-seven thousand, sixty-four".