906494 has 4 divisors (see below), whose sum is σ = 1359744. Its totient is φ = 453246.

The previous prime is 906487. The next prime is 906497. The reversal of 906494 is 494609.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 906494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (906497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226622 + ... + 226625.

It is an arithmetic number, because the mean of its divisors is an integer number (339936).

2⁹⁰⁶⁴⁹⁴ is an apocalyptic number.

906494 is a deficient number, since it is larger than the sum of its proper divisors (453250).

906494 is a wasteful number, since it uses less digits than its factorization.

906494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453249.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 906494 is about 952.0997846865. The cubic root of 906494 is about 96.7806002377.

The spelling of 906494 in words is "nine hundred six thousand, four hundred ninety-four".