290993419 has 16 divisors (see below), whose sum is σ = 305665920. Its totient is φ = 276756480.

The previous prime is 290993413. The next prime is 290993431. The reversal of 290993419 is 914399092.

It is a cyclic number.

It is not a de Polignac number, because 290993419 - 2⁹ = 290992907 is a prime.

It is a super-2 number, since 2×290993419² = 169354339802619122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (290993413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329859 + ... + 330739.

It is an arithmetic number, because the mean of its divisors is an integer number (19104120).

Almost surely, 2^290993419 is an apocalyptic number.

290993419 is a deficient number, since it is larger than the sum of its proper divisors (14672501).

290993419 is a wasteful number, since it uses less digits than its factorization.

290993419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110.

The product of its (nonzero) digits is 157464, while the sum is 46.

The square root of 290993419 is about 17058.5292156153. The cubic root of 290993419 is about 662.6655432520.

The spelling of 290993419 in words is "two hundred ninety million, nine hundred ninety-three thousand, four hundred nineteen".