900004158 has 12 divisors (see below), whose sum is σ = 1950009048. Its totient is φ = 300001380.

The previous prime is 900004151. The next prime is 900004163. The reversal of 900004158 is 851400009.

900004158 is a modest number, since divided by 4158 gives 900 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900004151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25000098 + ... + 25000133.

It is an arithmetic number, because the mean of its divisors is an integer number (162500754).

Almost surely, 2^900004158 is an apocalyptic number.

900004158 is an abundant number, since it is smaller than the sum of its proper divisors (1050004890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

900004158 is a wasteful number, since it uses less digits than its factorization.

900004158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50000239 (or 50000236 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 900004158 is about 30000.0692999200. The cubic root of 900004158 is about 965.4908714570.

The spelling of 900004158 in words is "nine hundred million, four thousand, one hundred fifty-eight".