46321646 has 16 divisors (see below), whose sum is σ = 79743840. Its totient is φ = 19768320.

The previous prime is 46321643. The next prime is 46321679. The reversal of 46321646 is 64612364.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46321643) 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, 3491 + ... + 10238.

It is an arithmetic number, because the mean of its divisors is an integer number (4983990).

Almost surely, 2^46321646 is an apocalyptic number.

46321646 is a deficient number, since it is larger than the sum of its proper divisors (33422194).

46321646 is a wasteful number, since it uses less digits than its factorization.

46321646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13979.

The product of its digits is 20736, while the sum is 32.

The square root of 46321646 is about 6806.0007346459. Note that the first 3 decimals coincide. The cubic root of 46321646 is about 359.1379735178.

The spelling of 46321646 in words is "forty-six million, three hundred twenty-one thousand, six hundred forty-six".