46932821 has 12 divisors (see below), whose sum is σ = 51035040. Its totient is φ = 43140240.

The previous prime is 46932773. The next prime is 46932829. The reversal of 46932821 is 12823964.

It is a de Polignac number, because none of the positive numbers 2^k-46932821 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46932829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55520 + ... + 56358.

It is an arithmetic number, because the mean of its divisors is an integer number (4252920).

Almost surely, 2^46932821 is an apocalyptic number.

It is an amenable number.

46932821 is a deficient number, since it is larger than the sum of its proper divisors (4102219).

46932821 is a wasteful number, since it uses less digits than its factorization.

46932821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196 (or 1183 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 46932821 is about 6850.7533162419. The cubic root of 46932821 is about 360.7105846610.

The spelling of 46932821 in words is "forty-six million, nine hundred thirty-two thousand, eight hundred twenty-one".