906772315 has 4 divisors (see below), whose sum is σ = 1088126784. Its totient is φ = 725417848.

The previous prime is 906772313. The next prime is 906772327. The reversal of 906772315 is 513277609.

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

It is a cyclic number.

It is not a de Polignac number, because 906772315 - 2¹ = 906772313 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906772313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90677227 + ... + 90677236.

It is an arithmetic number, because the mean of its divisors is an integer number (272031696).

Almost surely, 2^906772315 is an apocalyptic number.

906772315 is a deficient number, since it is larger than the sum of its proper divisors (181354469).

906772315 is a wasteful number, since it uses less digits than its factorization.

906772315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181354468.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 906772315 is about 30112.6603773230. The cubic root of 906772315 is about 967.9050386520.

The spelling of 906772315 in words is "nine hundred six million, seven hundred seventy-two thousand, three hundred fifteen".