900180058 has 4 divisors (see below), whose sum is σ = 1350270090. Its totient is φ = 450090028.

The previous prime is 900179983. The next prime is 900180059. The reversal of 900180058 is 850081009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 900180009 + 49 = 30003^2 + 7^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (900180059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225045013 + ... + 225045016.

Almost surely, 2^900180058 is an apocalyptic number.

900180058 is a deficient number, since it is larger than the sum of its proper divisors (450090032).

900180058 is a wasteful number, since it uses less digits than its factorization.

900180058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450090031.

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 900180058 is about 30003.0008165850. Note that the first 3 decimals coincide. The cubic root of 900180058 is about 965.5537670114.

The spelling of 900180058 in words is "nine hundred million, one hundred eighty thousand, fifty-eight".