906465089 has 4 divisors (see below), whose sum is σ = 916650180. Its totient is φ = 896280000.

The previous prime is 906465083. The next prime is 906465101. The reversal of 906465089 is 980564609.

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 305970064 + 600495025 = 17492^2 + 24505^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-906465089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906465083) 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, 5092412 + ... + 5092589.

It is an arithmetic number, because the mean of its divisors is an integer number (229162545).

Almost surely, 2^906465089 is an apocalyptic number.

It is an amenable number.

906465089 is a deficient number, since it is larger than the sum of its proper divisors (10185091).

906465089 is a wasteful number, since it uses less digits than its factorization.

906465089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10185090.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 906465089 is about 30107.5586688791. The cubic root of 906465089 is about 967.7957134559.

The spelling of 906465089 in words is "nine hundred six million, four hundred sixty-five thousand, eighty-nine".