900049045 has 8 divisors (see below), whose sum is σ = 1234353024. Its totient is φ = 617176464.

The previous prime is 900049027. The next prime is 900049061. The reversal of 900049045 is 540940009.

It is a happy number.

900049045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 900049045 - 2⁹ = 900048533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 900048998 and 900049016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12857809 + ... + 12857878.

It is an arithmetic number, because the mean of its divisors is an integer number (154294128).

Almost surely, 2^900049045 is an apocalyptic number.

It is an amenable number.

900049045 is a deficient number, since it is larger than the sum of its proper divisors (334303979).

900049045 is a wasteful number, since it uses less digits than its factorization.

900049045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25715699.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 900049045 is about 30000.8174055308. The cubic root of 900049045 is about 965.5069222229.

The spelling of 900049045 in words is "nine hundred million, forty-nine thousand, forty-five".