45212328 has 96 divisors (see below), whose sum is σ = 141398400. Its totient is φ = 12783744.

The previous prime is 45212327. The next prime is 45212359. The reversal of 45212328 is 82321254.

It is not an unprimeable number, because it can be changed into a prime (45212327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54525 + ... + 55347.

It is an arithmetic number, because the mean of its divisors is an integer number (1472900).

Almost surely, 2^45212328 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 45212328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70699200).

45212328 is an abundant number, since it is smaller than the sum of its proper divisors (96186072).

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

45212328 is a wasteful number, since it uses less digits than its factorization.

45212328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951 (or 944 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 45212328 is about 6724.0113027865. The cubic root of 45212328 is about 356.2478810585.

The spelling of 45212328 in words is "forty-five million, two hundred twelve thousand, three hundred twenty-eight".