906740207 has 4 divisors (see below), whose sum is σ = 909944520. Its totient is φ = 903535896.

The previous prime is 906740179. The next prime is 906740239. The reversal of 906740207 is 702047609.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 702047609 = 733 ⋅957773.

It is a cyclic number.

It is not a de Polignac number, because 906740207 - 2¹² = 906736111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206740207) 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, 1601732 + ... + 1602297.

It is an arithmetic number, because the mean of its divisors is an integer number (227486130).

Almost surely, 2^906740207 is an apocalyptic number.

906740207 is a deficient number, since it is larger than the sum of its proper divisors (3204313).

906740207 is a wasteful number, since it uses less digits than its factorization.

906740207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204312.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 906740207 is about 30112.1272413624. The cubic root of 906740207 is about 967.8936142987.

The spelling of 906740207 in words is "nine hundred six million, seven hundred forty thousand, two hundred seven".