290127424 has 14 divisors (see below), whose sum is σ = 575721734. Its totient is φ = 145063680.

The previous prime is 290127391. The next prime is 290127427. The reversal of 290127424 is 424721092.

It can be written as a sum of positive squares in only one way, i.e., 146894400 + 143233024 = 12120^2 + 11968^2 .

It is not an unprimeable number, because it can be changed into a prime (290127427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2266557 + ... + 2266684.

It is an arithmetic number, because the mean of its divisors is an integer number (41122981).

Almost surely, 2^290127424 is an apocalyptic number.

It is an amenable number.

290127424 is a deficient number, since it is larger than the sum of its proper divisors (285594310).

290127424 is an equidigital number, since it uses as much as digits as its factorization.

290127424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4533253 (or 4533243 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 290127424 is about 17033.1272525042. The cubic root of 290127424 is about 662.0075269237.

The spelling of 290127424 in words is "two hundred ninety million, one hundred twenty-seven thousand, four hundred twenty-four".