906078641 has 16 divisors (see below), whose sum is σ = 994694400. Its totient is φ = 820290240.

The previous prime is 906078637. The next prime is 906078653. The reversal of 906078641 is 146870609.

It is a cyclic number.

It is not a de Polignac number, because 906078641 - 2² = 906078637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (906078601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181211 + ... + 186143.

It is an arithmetic number, because the mean of its divisors is an integer number (62168400).

Almost surely, 2^906078641 is an apocalyptic number.

It is an amenable number.

906078641 is a deficient number, since it is larger than the sum of its proper divisors (88615759).

906078641 is a wasteful number, since it uses less digits than its factorization.

906078641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5216.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 906078641 is about 30101.1401943514. The cubic root of 906078641 is about 967.6581623305.

The spelling of 906078641 in words is "nine hundred six million, seventy-eight thousand, six hundred forty-one".