440157216 has 24 divisors (see below), whose sum is σ = 1155412944. Its totient is φ = 146719040.

The previous prime is 440157203. The next prime is 440157227. The reversal of 440157216 is 612751044.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2292390 + ... + 2292581.

It is an arithmetic number, because the mean of its divisors is an integer number (48142206).

Almost surely, 2^440157216 is an apocalyptic number.

It is an amenable number.

440157216 is an abundant number, since it is smaller than the sum of its proper divisors (715255728).

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

440157216 is a wasteful number, since it uses less digits than its factorization.

440157216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4584984 (or 4584976 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 440157216 is about 20979.9241180706. The cubic root of 440157216 is about 760.6810699975.

The spelling of 440157216 in words is "four hundred forty million, one hundred fifty-seven thousand, two hundred sixteen".