290080264 has 8 divisors (see below), whose sum is σ = 543900510. Its totient is φ = 145040128.

The previous prime is 290080253. The next prime is 290080267. The reversal of 290080264 is 462080092.

It can be written as a sum of positive squares in only one way, i.e., 243048100 + 47032164 = 15590^2 + 6858^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (290080267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18130009 + ... + 18130024.

Almost surely, 2^290080264 is an apocalyptic number.

It is an amenable number.

290080264 is a deficient number, since it is larger than the sum of its proper divisors (253820246).

290080264 is a wasteful number, since it uses less digits than its factorization.

290080264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36260039 (or 36260035 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 290080264 is about 17031.7428350712. The cubic root of 290080264 is about 661.9716553674.

The spelling of 290080264 in words is "two hundred ninety million, eighty thousand, two hundred sixty-four".