4999590 has 32 divisors (see below), whose sum is σ = 13332960. Its totient is φ = 1333152.

The previous prime is 4999559. The next prime is 4999591. The reversal of 4999590 is 959994.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4999591) 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, 8989 + ... + 9528.

It is an arithmetic number, because the mean of its divisors is an integer number (416655).

Almost surely, 2^4999590 is an apocalyptic number.

4999590 is an abundant number, since it is smaller than the sum of its proper divisors (8333370).

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

4999590 is a wasteful number, since it uses less digits than its factorization.

4999590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18533 (or 18527 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 4999590 is about 2235.9762968332. The cubic root of 4999590 is about 170.9929206057.

The spelling of 4999590 in words is "four million, nine hundred ninety-nine thousand, five hundred ninety".