918332416 has 33 divisors (see below), whose sum is σ = 1837708579. Its totient is φ = 458681344.

The previous prime is 918332413. The next prime is 918332449. The reversal of 918332416 is 614233819.

The square root of 918332416 is 30304.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (918332413) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 969255 + ... + 970201.

Almost surely, 2^918332416 is an apocalyptic number.

918332416 is the 30304-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 918332416

918332416 is an abundant number, since it is smaller than the sum of its proper divisors (919376163).

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

918332416 is an frugal number, since it uses more digits than its factorization.

918332416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914 (or 949 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The cubic root of 918332416 is about 972.0008354636. Note that the first 3 decimals are identical.

It can be divided in two parts, 91833 and 2416, that added together give a palindrome (94249).

The spelling of 918332416 in words is "nine hundred eighteen million, three hundred thirty-two thousand, four hundred sixteen".