45917028 has 36 divisors (see below), whose sum is σ = 116276160. Its totient is φ = 15278256.

The previous prime is 45917023. The next prime is 45917029. The reversal of 45917028 is 82071954.

45917028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 45916983 and 45917001.

It is not an unprimeable number, because it can be changed into a prime (45917023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34153 + ... + 35471.

It is a vampire number, since it can be written as 5802 ⋅ 7914 (with its own digits).

Almost surely, 2^45917028 is an apocalyptic number.

It is an amenable number.

45917028 is an abundant number, since it is smaller than the sum of its proper divisors (70359132).

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

45917028 is a wasteful number, since it uses less digits than its factorization.

45917028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296 (or 2291 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 45917028 is about 6776.2104453743. The cubic root of 45917028 is about 358.0892279904.

The spelling of 45917028 in words is "forty-five million, nine hundred seventeen thousand, twenty-eight".