906469 has 4 divisors (see below), whose sum is σ = 928620. Its totient is φ = 884320.

The previous prime is 906461. The next prime is 906473. The reversal of 906469 is 964609.

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

It can be written as a sum of positive squares in 2 ways, for example, as 72900 + 833569 = 270^2 + 913^2 .

It is a cyclic number.

It is not a de Polignac number, because 906469 - 2³ = 906461 is a prime.

It is a super-2 number, since 2×906469² = 1643372095922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (906461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11014 + ... + 11095.

It is an arithmetic number, because the mean of its divisors is an integer number (232155).

2⁹⁰⁶⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

906469 is a deficient number, since it is larger than the sum of its proper divisors (22151).

906469 is a wasteful number, since it uses less digits than its factorization.

906469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22150.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 906469 is about 952.0866557200. The cubic root of 906469 is about 96.7797105326.

The spelling of 906469 in words is "nine hundred six thousand, four hundred sixty-nine".