2040078 has 16 divisors (see below), whose sum is σ = 4180176. Its totient is φ = 663360.

The previous prime is 2040053. The next prime is 2040089. The reversal of 2040078 is 8700402.

It is a happy number.

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, 3901 + ... + 4392.

It is an arithmetic number, because the mean of its divisors is an integer number (261261).

2^2040078 is an apocalyptic number.

2040078 is an abundant number, since it is smaller than the sum of its proper divisors (2140098).

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

2040078 is a wasteful number, since it uses less digits than its factorization.

2040078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8339.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 2040078 is about 1428.3129909092. The cubic root of 2040078 is about 126.8281305035.

The spelling of 2040078 in words is "two million, forty thousand, seventy-eight".