846994477 has 4 divisors (see below), whose sum is σ = 967993696. Its totient is φ = 725995260.

The previous prime is 846994459. The next prime is 846994487. The reversal of 846994477 is 774499648.

846994477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-846994477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846994457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60499599 + ... + 60499612.

It is an arithmetic number, because the mean of its divisors is an integer number (241998424).

Almost surely, 2^846994477 is an apocalyptic number.

It is an amenable number.

846994477 is a deficient number, since it is larger than the sum of its proper divisors (120999219).

846994477 is a wasteful number, since it uses less digits than its factorization.

846994477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120999218.

The product of its digits is 12192768, while the sum is 58.

The square root of 846994477 is about 29103.1695352929. The cubic root of 846994477 is about 946.1504337732.

The spelling of 846994477 in words is "eight hundred forty-six million, nine hundred ninety-four thousand, four hundred seventy-seven".