46926821 has 4 divisors (see below), whose sum is σ = 47925312. Its totient is φ = 45928332.

The previous prime is 46926793. The next prime is 46926853. The reversal of 46926821 is 12862964.

46926821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46926821 - 2²² = 42732517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46926871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499175 + ... + 499268.

It is an arithmetic number, because the mean of its divisors is an integer number (11981328).

Almost surely, 2^46926821 is an apocalyptic number.

It is an amenable number.

46926821 is a deficient number, since it is larger than the sum of its proper divisors (998491).

46926821 is an equidigital number, since it uses as much as digits as its factorization.

46926821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998490.

The product of its digits is 41472, while the sum is 38.

The square root of 46926821 is about 6850.3153941990. The cubic root of 46926821 is about 360.6952126484.

The spelling of 46926821 in words is "forty-six million, nine hundred twenty-six thousand, eight hundred twenty-one".