906927493 has 4 divisors (see below), whose sum is σ = 909359308. Its totient is φ = 904495680.

The previous prime is 906927487. The next prime is 906927499. The reversal of 906927493 is 394729609.

906927493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (906927487) and next prime (906927499).

It can be written as a sum of positive squares in 2 ways, for example, as 305795169 + 601132324 = 17487^2 + 24518^2 .

It is a cyclic number.

It is not a de Polignac number, because 906927493 - 2¹⁷ = 906796421 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 (906927499) 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, 1215348 + ... + 1216093.

It is an arithmetic number, because the mean of its divisors is an integer number (227339827).

Almost surely, 2^906927493 is an apocalyptic number.

It is an amenable number.

906927493 is a deficient number, since it is larger than the sum of its proper divisors (2431815).

906927493 is a wasteful number, since it uses less digits than its factorization.

906927493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2431814.

The product of its (nonzero) digits is 734832, while the sum is 49.

The square root of 906927493 is about 30115.2368909826. The cubic root of 906927493 is about 967.9602487632.

The spelling of 906927493 in words is "nine hundred six million, nine hundred twenty-seven thousand, four hundred ninety-three".