906057497 has 4 divisors (see below), whose sum is σ = 913191936. Its totient is φ = 898923060.

The previous prime is 906057479. The next prime is 906057511. The reversal of 906057497 is 794750609.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 906057497 - 2⁶ = 906057433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906057407) 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 3 ways as a sum of consecutive naturals, for example, 3567029 + ... + 3567282.

It is an arithmetic number, because the mean of its divisors is an integer number (228297984).

Almost surely, 2^906057497 is an apocalyptic number.

It is an amenable number.

906057497 is a deficient number, since it is larger than the sum of its proper divisors (7134439).

906057497 is a wasteful number, since it uses less digits than its factorization.

906057497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7134438.

The product of its (nonzero) digits is 476280, while the sum is 47.

The square root of 906057497 is about 30100.7889763707. The cubic root of 906057497 is about 967.6506352711.

The spelling of 906057497 in words is "nine hundred six million, fifty-seven thousand, four hundred ninety-seven".