290087116 has 96 divisors (see below), whose sum is σ = 622702080. Its totient is φ = 116659200.

The previous prime is 290087113. The next prime is 290087123. The reversal of 290087116 is 611780092.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (290087111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 932601 + ... + 932911.

It is an arithmetic number, because the mean of its divisors is an integer number (6486480).

Almost surely, 2^290087116 is an apocalyptic number.

It is an amenable number.

290087116 is an abundant number, since it is smaller than the sum of its proper divisors (332614964).

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

290087116 is a wasteful number, since it uses less digits than its factorization.

290087116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 290087116 is about 17031.9439876956. The cubic root of 290087116 is about 661.9768674812.

The spelling of 290087116 in words is "two hundred ninety million, eighty-seven thousand, one hundred sixteen".