4618990 has 16 divisors (see below), whose sum is σ = 8381952. Its totient is φ = 1832544.

The previous prime is 4618987. The next prime is 4618993. The reversal of 4618990 is 998164.

It is an interprime number because it is at equal distance from previous prime (4618987) and next prime (4618993).

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4618993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549 + ... + 3088.

It is an arithmetic number, because the mean of its divisors is an integer number (523872).

Almost surely, 2^4618990 is an apocalyptic number.

4618990 is a deficient number, since it is larger than the sum of its proper divisors (3762962).

4618990 is a wasteful number, since it uses less digits than its factorization.

4618990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 4618990 is about 2149.1835659152. The cubic root of 4618990 is about 166.5388931798.

The spelling of 4618990 in words is "four million, six hundred eighteen thousand, nine hundred ninety".