290484516 has 24 divisors (see below), whose sum is σ = 774625600. Its totient is φ = 82995552.

The previous prime is 290484511. The next prime is 290484529. The reversal of 290484516 is 615484092.

290484516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (290484511) 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, 1728991 + ... + 1729158.

Almost surely, 2^290484516 is an apocalyptic number.

It is an amenable number.

290484516 is an abundant number, since it is smaller than the sum of its proper divisors (484141084).

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

290484516 is a wasteful number, since it uses less digits than its factorization.

290484516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458163 (or 3458161 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 290484516 is about 17043.6063085252. The cubic root of 290484516 is about 662.2790175994.

The spelling of 290484516 in words is "two hundred ninety million, four hundred eighty-four thousand, five hundred sixteen".