846996129 has 16 divisors (see below), whose sum is σ = 1434067840. Its totient is φ = 483997680.

The previous prime is 846996107. The next prime is 846996131. The reversal of 846996129 is 921699648.

It is not a de Polignac number, because 846996129 - 2⁵ = 846996097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (846996149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2240542 + ... + 2240919.

It is an arithmetic number, because the mean of its divisors is an integer number (89629240).

Almost surely, 2^846996129 is an apocalyptic number.

It is an amenable number.

846996129 is a deficient number, since it is larger than the sum of its proper divisors (587071711).

846996129 is a wasteful number, since it uses less digits than its factorization.

846996129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481477 (or 4481471 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 846996129 is about 29103.1979170675. The cubic root of 846996129 is about 946.1510489049.

The spelling of 846996129 in words is "eight hundred forty-six million, nine hundred ninety-six thousand, one hundred twenty-nine".