4545912 has 32 divisors (see below), whose sum is σ = 12988800. Its totient is φ = 1298784.

The previous prime is 4545911. The next prime is 4545913. The reversal of 4545912 is 2195454.

It is an interprime number because it is at equal distance from previous prime (4545911) and next prime (4545913).

It is a self number, because there is not a number n which added to its sum of digits gives 4545912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13362 + ... + 13697.

It is an arithmetic number, because the mean of its divisors is an integer number (405900).

Almost surely, 2^4545912 is an apocalyptic number.

4545912 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4545912 is an abundant number, since it is smaller than the sum of its proper divisors (8442888).

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

4545912 is a wasteful number, since it uses less digits than its factorization.

4545912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27075 (or 27071 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 4545912 is about 2132.1144434575. The cubic root of 4545912 is about 165.6559380677.

The spelling of 4545912 in words is "four million, five hundred forty-five thousand, nine hundred twelve".