906443 has 8 divisors (see below), whose sum is σ = 936768. Its totient is φ = 876744.

The previous prime is 906431. The next prime is 906461. The reversal of 906443 is 344609.

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

It is a cyclic number.

It is not a de Polignac number, because 906443 - 2⁴ = 906427 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5480 + ... + 5642.

It is an arithmetic number, because the mean of its divisors is an integer number (117096).

2⁹⁰⁶⁴⁴³ is an apocalyptic number.

906443 is a deficient number, since it is larger than the sum of its proper divisors (30325).

906443 is a wasteful number, since it uses less digits than its factorization.

906443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 906443 is about 952.0730014027. The cubic root of 906443 is about 96.7787852218.

The spelling of 906443 in words is "nine hundred six thousand, four hundred forty-three".