900870213 has 8 divisors (see below), whose sum is σ = 1201471488. Its totient is φ = 600424544.

The previous prime is 900870211. The next prime is 900870227. The reversal of 900870213 is 312078009.

It is a happy number.

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 900870213 - 2¹ = 900870211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900870211) by changing a digit.

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, 24645 + ... + 49082.

It is an arithmetic number, because the mean of its divisors is an integer number (150183936).

Almost surely, 2^900870213 is an apocalyptic number.

It is an amenable number.

900870213 is a deficient number, since it is larger than the sum of its proper divisors (300601275).

900870213 is a wasteful number, since it uses less digits than its factorization.

900870213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77803.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 900870213 is about 30014.5000458112. The cubic root of 900870213 is about 965.8004626678.

The spelling of 900870213 in words is "nine hundred million, eight hundred seventy thousand, two hundred thirteen".