900427 has 8 divisors (see below), whose sum is σ = 1025280. Its totient is φ = 782760.

The previous prime is 900409. The next prime is 900443. The reversal of 900427 is 724009.

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

It is a de Polignac number, because none of the positive numbers 2^k-900427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 900398 and 900407.

It is not an unprimeable number, because it can be changed into a prime (901427) 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, 1527 + ... + 2032.

It is an arithmetic number, because the mean of its divisors is an integer number (128160).

2⁹⁰⁰⁴²⁷ is an apocalyptic number.

900427 is a deficient number, since it is larger than the sum of its proper divisors (124853).

900427 is a wasteful number, since it uses less digits than its factorization.

900427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3593.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 900427 is about 948.9083201237. The cubic root of 900427 is about 96.5642050823.

The spelling of 900427 in words is "nine hundred thousand, four hundred twenty-seven".