147706849 has 16 divisors (see below), whose sum is σ = 156258432. Its totient is φ = 139442688.

The previous prime is 147706843. The next prime is 147706859. The reversal of 147706849 is 948607741.

It is a cyclic number.

It is not a de Polignac number, because 147706849 - 2⁷ = 147706721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147706799 and 147706808.

It is not an unprimeable number, because it can be changed into a prime (147706843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418257 + ... + 418609.

It is an arithmetic number, because the mean of its divisors is an integer number (9766152).

Almost surely, 2^147706849 is an apocalyptic number.

It is an amenable number.

147706849 is a deficient number, since it is larger than the sum of its proper divisors (8551583).

147706849 is a wasteful number, since it uses less digits than its factorization.

147706849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 147706849 is about 12153.4706565656. The cubic root of 147706849 is about 528.6077724045.

The spelling of 147706849 in words is "one hundred forty-seven million, seven hundred six thousand, eight hundred forty-nine".