4490239990 has 8 divisors (see below), whose sum is σ = 8082432000. Its totient is φ = 1796095992.

The previous prime is 4490239967. The next prime is 4490239993. The reversal of 4490239990 is 999320944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490239993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224511990 + ... + 224512009.

It is an arithmetic number, because the mean of its divisors is an integer number (1010304000).

Almost surely, 2^4490239990 is an apocalyptic number.

4490239990 is a deficient number, since it is larger than the sum of its proper divisors (3592192010).

4490239990 is a wasteful number, since it uses less digits than its factorization.

4490239990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449024006.

The product of its (nonzero) digits is 629856, while the sum is 49.

The square root of 4490239990 is about 67009.2530177736. The cubic root of 4490239990 is about 1649.7691737095.

The spelling of 4490239990 in words is "four billion, four hundred ninety million, two hundred thirty-nine thousand, nine hundred ninety".