440242516 has 24 divisors (see below), whose sum is σ = 881052480. Its totient is φ = 188553792.

The previous prime is 440242511. The next prime is 440242519. The reversal of 440242516 is 615242044.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440242511) 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, 49455 + ... + 57673.

It is an arithmetic number, because the mean of its divisors is an integer number (36710520).

Almost surely, 2^440242516 is an apocalyptic number.

It is an amenable number.

440242516 is an abundant number, since it is smaller than the sum of its proper divisors (440809964).

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

440242516 is a wasteful number, since it uses less digits than its factorization.

440242516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10143 (or 10141 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 440242516 is about 20981.9569154071. The cubic root of 440242516 is about 760.7302053987.

The spelling of 440242516 in words is "four hundred forty million, two hundred forty-two thousand, five hundred sixteen".