2044006040 has 32 divisors (see below), whose sum is σ = 4650696000. Its totient is φ = 808414464.

The previous prime is 2044006039. The next prime is 2044006091. The reversal of 2044006040 is 406004402.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283520 + ... + 290639.

It is an arithmetic number, because the mean of its divisors is an integer number (145334250).

Almost surely, 2^2044006040 is an apocalyptic number.

2044006040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044006040 is an abundant number, since it is smaller than the sum of its proper divisors (2606689960).

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

2044006040 is a wasteful number, since it uses less digits than its factorization.

2044006040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574259 (or 574255 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2044006040 is about 45210.6850202471. The cubic root of 2044006040 is about 1269.0947813977.

The spelling of 2044006040 in words is "two billion, forty-four million, six thousand, forty", and thus it is an eban number.