906153985 has 32 divisors (see below), whose sum is σ = 1272309120. Its totient is φ = 612518400.

The previous prime is 906153967. The next prime is 906153991. The reversal of 906153985 is 589351609.

It is not a de Polignac number, because 906153985 - 2¹¹ = 906151937 is a prime.

It is a super-2 number, since 2×906153985² = 1642230089062760450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47205 + ... + 63565.

It is an arithmetic number, because the mean of its divisors is an integer number (39759660).

Almost surely, 2^906153985 is an apocalyptic number.

906153985 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

906153985 is a deficient number, since it is larger than the sum of its proper divisors (366155135).

906153985 is a wasteful number, since it uses less digits than its factorization.

906153985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16449.

The product of its (nonzero) digits is 291600, while the sum is 46.

The square root of 906153985 is about 30102.3916823896. The cubic root of 906153985 is about 967.6849831135.

The spelling of 906153985 in words is "nine hundred six million, one hundred fifty-three thousand, nine hundred eighty-five".