4477990 has 16 divisors (see below), whose sum is σ = 8793360. Its totient is φ = 1628320.

The previous prime is 4477969. The next prime is 4478009. The reversal of 4477990 is 997744.

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, 20245 + ... + 20464.

It is an arithmetic number, because the mean of its divisors is an integer number (549585).

Almost surely, 2^4477990 is an apocalyptic number.

4477990 is a deficient number, since it is larger than the sum of its proper divisors (4315370).

4477990 is a wasteful number, since it uses less digits than its factorization.

4477990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40727.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 4477990 is about 2116.1261777125. The cubic root of 4477990 is about 164.8267541869.

The spelling of 4477990 in words is "four million, four hundred seventy-seven thousand, nine hundred ninety".