4990566 has 32 divisors (see below), whose sum is σ = 11778048. Its totient is φ = 1379520.

The previous prime is 4990547. The next prime is 4990567. The reversal of 4990566 is 6650994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4990567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615 + ... + 3218.

It is an arithmetic number, because the mean of its divisors is an integer number (368064).

Almost surely, 2^4990566 is an apocalyptic number.

4990566 is an abundant number, since it is smaller than the sum of its proper divisors (6787482).

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

4990566 is a wasteful number, since it uses less digits than its factorization.

4990566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 4990566 is about 2233.9574749757. The cubic root of 4990566 is about 170.8899808702.

The spelling of 4990566 in words is "four million, nine hundred ninety thousand, five hundred sixty-six".