46020321 has 6 divisors (see below), whose sum is σ = 66473810. Its totient is φ = 30680208.

The previous prime is 46020313. The next prime is 46020323. The reversal of 46020321 is 12302064.

It is a happy number.

46020321 is a `hidden beast` number, since 460 + 203 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24117921 + 21902400 = 4911^2 + 4680^2 .

It is not a de Polignac number, because 46020321 - 2³ = 46020313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46020294 and 46020303.

It is not an unprimeable number, because it can be changed into a prime (46020323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2556676 + ... + 2556693.

Almost surely, 2^46020321 is an apocalyptic number.

It is an amenable number.

46020321 is a deficient number, since it is larger than the sum of its proper divisors (20453489).

46020321 is a wasteful number, since it uses less digits than its factorization.

46020321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113375 (or 5113372 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 46020321 is about 6783.8279017086. The cubic root of 46020321 is about 358.3575410123.

Adding to 46020321 its reverse (12302064), we get a palindrome (58322385).

The spelling of 46020321 in words is "forty-six million, twenty thousand, three hundred twenty-one".