846421336 has 16 divisors (see below), whose sum is σ = 1587390840. Its totient is φ = 423117120.

The previous prime is 846421307. The next prime is 846421391. The reversal of 846421336 is 633124648.

It is a junction number, because it is equal to n+sod(n) for n = 846421295 and 846421304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40420 + ... + 57676.

Almost surely, 2^846421336 is an apocalyptic number.

It is an amenable number.

846421336 is a deficient number, since it is larger than the sum of its proper divisors (740969504).

846421336 is a wasteful number, since it uses less digits than its factorization.

846421336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23394 (or 23390 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 846421336 is about 29093.3211579565. The cubic root of 846421336 is about 945.9369731262.

The spelling of 846421336 in words is "eight hundred forty-six million, four hundred twenty-one thousand, three hundred thirty-six".