290384402 has 16 divisors (see below), whose sum is σ = 543056832. Its totient is φ = 113136720.

The previous prime is 290384401. The next prime is 290384417. The reversal of 290384402 is 204483092.

290384402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (290384401) 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 in 7 ways as a sum of consecutive naturals, for example, 942653 + ... + 942960.

It is an arithmetic number, because the mean of its divisors is an integer number (33941052).

Almost surely, 2^290384402 is an apocalyptic number.

290384402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

290384402 is a deficient number, since it is larger than the sum of its proper divisors (252672430).

290384402 is a wasteful number, since it uses less digits than its factorization.

290384402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885633.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 290384402 is about 17040.6690596350. The cubic root of 290384402 is about 662.2029251672.

The spelling of 290384402 in words is "two hundred ninety million, three hundred eighty-four thousand, four hundred two".