900425 has 6 divisors (see below), whose sum is σ = 1116558. Its totient is φ = 720320.

The previous prime is 900409. The next prime is 900443. The reversal of 900425 is 524009.

It can be written as a sum of positive squares in 3 ways, for example, as 59536 + 840889 = 244^2 + 917^2 .

It is not a de Polignac number, because 900425 - 2⁴ = 900409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 900397 and 900406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17984 + ... + 18033.

It is an arithmetic number, because the mean of its divisors is an integer number (186093).

2⁹⁰⁰⁴²⁵ is an apocalyptic number.

It is an amenable number.

900425 is a deficient number, since it is larger than the sum of its proper divisors (216133).

900425 is a wasteful number, since it uses less digits than its factorization.

900425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36027 (or 36022 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 900425 is about 948.9072662805. The cubic root of 900425 is about 96.5641335871.

The spelling of 900425 in words is "nine hundred thousand, four hundred twenty-five".