290373172 has 12 divisors (see below), whose sum is σ = 525675780. Its totient is φ = 140180096.

The previous prime is 290373163. The next prime is 290373233. The reversal of 290373172 is 271373092.

290373172 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 215619856 + 74753316 = 14684^2 + 8646^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1251493 + ... + 1251724.

It is an arithmetic number, because the mean of its divisors is an integer number (43806315).

Almost surely, 2^290373172 is an apocalyptic number.

It is an amenable number.

290373172 is a deficient number, since it is larger than the sum of its proper divisors (235302608).

290373172 is a wasteful number, since it uses less digits than its factorization.

290373172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503250 (or 2503248 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 290373172 is about 17040.3395506076. The cubic root of 290373172 is about 662.1943886266.

The spelling of 290373172 in words is "two hundred ninety million, three hundred seventy-three thousand, one hundred seventy-two".