906685797 has 4 divisors (see below), whose sum is σ = 1208914400. Its totient is φ = 604457196.

The previous prime is 906685781. The next prime is 906685853. The reversal of 906685797 is 797586609.

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, and also an emirpimes, since its reverse is a distinct semiprime: 797586609 = 3 ⋅265862203.

It is not a de Polignac number, because 906685797 - 2⁴ = 906685781 is a prime.

It is a super-3 number, since 3×906685797³ (a number of 28 digits) contains 333 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 (906685397) 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, 151114297 + ... + 151114302.

It is an arithmetic number, because the mean of its divisors is an integer number (302228600).

Almost surely, 2^906685797 is an apocalyptic number.

It is an amenable number.

906685797 is a deficient number, since it is larger than the sum of its proper divisors (302228603).

906685797 is a wasteful number, since it uses less digits than its factorization.

906685797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302228602.

The product of its (nonzero) digits is 5715360, while the sum is 57.

The square root of 906685797 is about 30111.2237712120. The cubic root of 906685797 is about 967.8742540511.

The spelling of 906685797 in words is "nine hundred six million, six hundred eighty-five thousand, seven hundred ninety-seven".