46620321 has 16 divisors (see below), whose sum is σ = 69467328. Its totient is φ = 27564800.

The previous prime is 46620317. The next prime is 46620331. The reversal of 46620321 is 12302664.

It is a cyclic number.

It is not a de Polignac number, because 46620321 - 2² = 46620317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46620291 and 46620300.

It is not an unprimeable number, because it can be changed into a prime (46620331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15876 + ... + 18581.

It is an arithmetic number, because the mean of its divisors is an integer number (4341708).

Almost surely, 2^46620321 is an apocalyptic number.

46620321 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

46620321 is a deficient number, since it is larger than the sum of its proper divisors (22847007).

46620321 is a wasteful number, since it uses less digits than its factorization.

46620321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34512.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 46620321 is about 6827.9075125546. The cubic root of 46620321 is about 359.9082096226.

Adding to 46620321 its reverse (12302664), we get a palindrome (58922985).

The spelling of 46620321 in words is "forty-six million, six hundred twenty thousand, three hundred twenty-one".