45270016 has 44 divisors (see below), whose sum is σ = 98747280. Its totient is φ = 20572160.

The previous prime is 45270007. The next prime is 45270019. The reversal of 45270016 is 61007254.

It is a tau number, because it is divible by the number of its divisors (44).

It is not an unprimeable number, because it can be changed into a prime (45270019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9255 + ... + 13273.

Almost surely, 2^45270016 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 45270016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49373640).

45270016 is an abundant number, since it is smaller than the sum of its proper divisors (53477264).

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

45270016 is a wasteful number, since it uses less digits than its factorization.

45270016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050 (or 4032 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 45270016 is about 6728.2996366095. The cubic root of 45270016 is about 356.3993330642.

The spelling of 45270016 in words is "forty-five million, two hundred seventy thousand, sixteen".