900426 has 32 divisors (see below), whose sum is σ = 1916928. Its totient is φ = 281520.

The previous prime is 900409. The next prime is 900443. The reversal of 900426 is 624009.

It is an interprime number because it is at equal distance from previous prime (900409) and next prime (900443).

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 900426.

It is an unprimeable number.

900426 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8691 + ... + 8793.

It is an arithmetic number, because the mean of its divisors is an integer number (59904).

2⁹⁰⁰⁴²⁶ is an apocalyptic number.

900426 is an abundant number, since it is smaller than the sum of its proper divisors (1016502).

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

900426 is a wasteful number, since it uses less digits than its factorization.

900426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 900426 is about 948.9077932023. The cubic root of 900426 is about 96.5641693347.

It can be divided in two parts, 900 and 426, that added together give a triangular number (1326 = T₅₁).

The spelling of 900426 in words is "nine hundred thousand, four hundred twenty-six".