890350402 has 16 divisors (see below), whose sum is σ = 1382284800. Its totient is φ = 429604560.

The previous prime is 890350343. The next prime is 890350421. The reversal of 890350402 is 204053098.

It is an unprimeable number.

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, 211999 + ... + 216157.

It is an arithmetic number, because the mean of its divisors is an integer number (86392800).

Almost surely, 2^890350402 is an apocalyptic number.

890350402 is a deficient number, since it is larger than the sum of its proper divisors (491934398).

890350402 is a wasteful number, since it uses less digits than its factorization.

890350402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7881.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 890350402 is about 29838.7399532889. The cubic root of 890350402 is about 962.0263916527.

The spelling of 890350402 in words is "eight hundred ninety million, three hundred fifty thousand, four hundred two".