900090154 has 8 divisors (see below), whose sum is σ = 1421195040. Its totient is φ = 426358476.

The previous prime is 900090151. The next prime is 900090161. The reversal of 900090154 is 451090009.

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

It is not an unprimeable number, because it can be changed into a prime (900090151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11843254 + ... + 11843329.

It is an arithmetic number, because the mean of its divisors is an integer number (177649380).

Almost surely, 2^900090154 is an apocalyptic number.

900090154 is a deficient number, since it is larger than the sum of its proper divisors (521104886).

900090154 is a wasteful number, since it uses less digits than its factorization.

900090154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23686604.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 900090154 is about 30001.5025290401. The cubic root of 900090154 is about 965.5216215774.

The spelling of 900090154 in words is "nine hundred million, ninety thousand, one hundred fifty-four".