900056667 has 8 divisors (see below), whose sum is σ = 1201537024. Its totient is φ = 599307048.

The previous prime is 900056659. The next prime is 900056669. The reversal of 900056667 is 766650009.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 900056667 - 2³ = 900056659 is a prime.

It is a super-2 number, since 2×900056667² = 1620204007622297778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (900056669) by changing a digit.

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, 179803 + ... + 184740.

It is an arithmetic number, because the mean of its divisors is an integer number (150192128).

Almost surely, 2^900056667 is an apocalyptic number.

900056667 is a deficient number, since it is larger than the sum of its proper divisors (301480357).

900056667 is a wasteful number, since it uses less digits than its factorization.

900056667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365369.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 900056667 is about 30000.9444351340. The cubic root of 900056667 is about 965.5096476570.

The spelling of 900056667 in words is "nine hundred million, fifty-six thousand, six hundred sixty-seven".