489916190 has 8 divisors (see below), whose sum is σ = 881849160. Its totient is φ = 195966472.

The previous prime is 489916181. The next prime is 489916199. The reversal of 489916190 is 91619984.

It is an interprime number because it is at equal distance from previous prime (489916181) and next prime (489916199).

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

It is a super-2 number, since 2×489916190² = 480035746448232200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489916199) 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, 24495800 + ... + 24495819.

It is an arithmetic number, because the mean of its divisors is an integer number (110231145).

Almost surely, 2^489916190 is an apocalyptic number.

489916190 is a deficient number, since it is larger than the sum of its proper divisors (391932970).

489916190 is a wasteful number, since it uses less digits than its factorization.

489916190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48991626.

The product of its (nonzero) digits is 139968, while the sum is 47.

The square root of 489916190 is about 22134.0504652899. The cubic root of 489916190 is about 788.3285657310.

The spelling of 489916190 in words is "four hundred eighty-nine million, nine hundred sixteen thousand, one hundred ninety".