906861613 has 8 divisors (see below), whose sum is σ = 1036602432. Its totient is φ = 777168096.

The previous prime is 906861577. The next prime is 906861647. The reversal of 906861613 is 316168609.

906861613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 906861613 - 2¹³ = 906853421 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 (906861653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52881 + ... + 67897.

It is an arithmetic number, because the mean of its divisors is an integer number (129575304).

Almost surely, 2^906861613 is an apocalyptic number.

It is an amenable number.

906861613 is a deficient number, since it is larger than the sum of its proper divisors (129740819).

906861613 is a wasteful number, since it uses less digits than its factorization.

906861613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23651.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 906861613 is about 30114.1430726494. The cubic root of 906861613 is about 967.9368103716.

The spelling of 906861613 in words is "nine hundred six million, eight hundred sixty-one thousand, six hundred thirteen".