290869483 has 2 divisors, whose sum is σ = 290869484. Its totient is φ = 290869482.

The previous prime is 290869471. The next prime is 290869487. The reversal of 290869483 is 384968092.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 290869483 - 2²¹ = 288772331 is a prime.

It is a super-2 number, since 2×290869483² = 169210112281374578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (290869487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145434741 + 145434742.

It is an arithmetic number, because the mean of its divisors is an integer number (145434742).

Almost surely, 2^290869483 is an apocalyptic number.

290869483 is a deficient number, since it is larger than the sum of its proper divisors (1).

290869483 is an equidigital number, since it uses as much as digits as its factorization.

290869483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 290869483 is about 17054.8961591679. The cubic root of 290869483 is about 662.5714520300.

The spelling of 290869483 in words is "two hundred ninety million, eight hundred sixty-nine thousand, four hundred eighty-three".