4077990 has 48 divisors (see below), whose sum is σ = 12119328. Its totient is φ = 931968.

The previous prime is 4077971. The next prime is 4078003. The reversal of 4077990 is 997704.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2607 + ... + 3866.

It is an arithmetic number, because the mean of its divisors is an integer number (252486).

Almost surely, 2^4077990 is an apocalyptic number.

4077990 is an abundant number, since it is smaller than the sum of its proper divisors (8041338).

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

4077990 is a wasteful number, since it uses less digits than its factorization.

4077990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6493 (or 6490 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 4077990 is about 2019.4033772379. The cubic root of 4077990 is about 159.7651502453.

The spelling of 4077990 in words is "four million, seventy-seven thousand, nine hundred ninety".