849741929 has 8 divisors (see below), whose sum is σ = 853804800. Its totient is φ = 845689600.

The previous prime is 849741917. The next prime is 849741931. The reversal of 849741929 is 929147948.

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 849741929 - 2¹⁶ = 849676393 is a prime.

It is a super-2 number, since 2×849741929² = 1444122691801282082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (849741229) 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, 191324 + ... + 195714.

It is an arithmetic number, because the mean of its divisors is an integer number (106725600).

Almost surely, 2^849741929 is an apocalyptic number.

It is an amenable number.

849741929 is a deficient number, since it is larger than the sum of its proper divisors (4062871).

849741929 is a wasteful number, since it uses less digits than its factorization.

849741929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5271.

The product of its digits is 1306368, while the sum is 53.

The square root of 849741929 is about 29150.3332571002. Note that the first 3 decimals coincide. The cubic root of 849741929 is about 947.1723598502.

The spelling of 849741929 in words is "eight hundred forty-nine million, seven hundred forty-one thousand, nine hundred twenty-nine".