45783216 has 60 divisors (see below), whose sum is σ = 128637600. Its totient is φ = 15200640.

The previous prime is 45783203. The next prime is 45783223. The reversal of 45783216 is 61238754.

It is a super-2 number, since 2×45783216² = 4192205734605312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49801 + ... + 50711.

It is an arithmetic number, because the mean of its divisors is an integer number (2143960).

Almost surely, 2^45783216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45783216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64318800).

45783216 is an abundant number, since it is smaller than the sum of its proper divisors (82854384).

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

45783216 is a wasteful number, since it uses less digits than its factorization.

45783216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274 (or 1265 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 45783216 is about 6766.3295810949. The cubic root of 45783216 is about 357.7410401119.

The spelling of 45783216 in words is "forty-five million, seven hundred eighty-three thousand, two hundred sixteen".