484645890 has 32 divisors (see below), whose sum is σ = 1163741760. Its totient is φ = 129173184.

The previous prime is 484645867. The next prime is 484645891. The reversal of 484645890 is 98546484.

It is not an unprimeable number, because it can be changed into a prime (484645891) 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, 95292 + ... + 100248.

It is an arithmetic number, because the mean of its divisors is an integer number (36366930).

Almost surely, 2^484645890 is an apocalyptic number.

484645890 is an abundant number, since it is smaller than the sum of its proper divisors (679095870).

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

484645890 is a wasteful number, since it uses less digits than its factorization.

484645890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8226.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The square root of 484645890 is about 22014.6744241199. The cubic root of 484645890 is about 785.4915390148.

The spelling of 484645890 in words is "four hundred eighty-four million, six hundred forty-five thousand, eight hundred ninety".