2045016 has 24 divisors (see below), whose sum is σ = 5538780. Its totient is φ = 681648.

The previous prime is 2045011. The next prime is 2045023. The reversal of 2045016 is 6105402.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2045016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14130 + ... + 14273.

2^2045016 is an apocalyptic number.

It is an amenable number.

2045016 is an abundant number, since it is smaller than the sum of its proper divisors (3493764).

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

2045016 is a wasteful number, since it uses less digits than its factorization.

2045016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28415 (or 28408 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2045016 is about 1430.0405588654. The cubic root of 2045016 is about 126.9303770330.

The spelling of 2045016 in words is "two million, forty-five thousand, sixteen".