900030073 has 8 divisors (see below), whose sum is σ = 937611360. Its totient is φ = 863193120.

The previous prime is 900030059. The next prime is 900030127. The reversal of 900030073 is 370030009.

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 900030073 - 2⁵ = 900030041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (900033073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183615 + ... + 188452.

It is an arithmetic number, because the mean of its divisors is an integer number (117201420).

Almost surely, 2^900030073 is an apocalyptic number.

It is an amenable number.

900030073 is a deficient number, since it is larger than the sum of its proper divisors (37581287).

900030073 is a wasteful number, since it uses less digits than its factorization.

900030073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372167.

The product of its (nonzero) digits is 567, while the sum is 22.

The square root of 900030073 is about 30000.5012124798. The cubic root of 900030073 is about 965.5001382497.

The spelling of 900030073 in words is "nine hundred million, thirty thousand, seventy-three".