900046690 has 16 divisors (see below), whose sum is σ = 1620495360. Its totient is φ = 359927280.

The previous prime is 900046687. The next prime is 900046709. The reversal of 900046690 is 96640009.

It is a super-2 number, since 2×900046690² = 1620168088359912200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41695 + ... + 59485.

It is an arithmetic number, because the mean of its divisors is an integer number (101280960).

Almost surely, 2^900046690 is an apocalyptic number.

900046690 is a deficient number, since it is larger than the sum of its proper divisors (720448670).

900046690 is a wasteful number, since it uses less digits than its factorization.

900046690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22857.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 900046690 is about 30000.7781565745. The cubic root of 900046690 is about 965.5060801315.

Adding to 900046690 its reverse (96640009), we get a palindrome (996686699).

The spelling of 900046690 in words is "nine hundred million, forty-six thousand, six hundred ninety".