848535921 has 12 divisors (see below), whose sum is σ = 1238299972. Its totient is φ = 559858176.

The previous prime is 848535901. The next prime is 848535931. The reversal of 848535921 is 129535848.

848535921 is a `hidden beast` number, since 8 + 4 + 8 + 53 + 592 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 667498896 + 181037025 = 25836^2 + 13455^2 .

It is not a de Polignac number, because 848535921 - 2¹⁵ = 848503153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (848535901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 485116 + ... + 486861.

Almost surely, 2^848535921 is an apocalyptic number.

It is an amenable number.

848535921 is a deficient number, since it is larger than the sum of its proper divisors (389764051).

848535921 is a wasteful number, since it uses less digits than its factorization.

848535921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972080 (or 972077 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 848535921 is about 29129.6399050864. The cubic root of 848535921 is about 946.7240518648.

The spelling of 848535921 in words is "eight hundred forty-eight million, five hundred thirty-five thousand, nine hundred twenty-one".