46393421 has 4 divisors (see below), whose sum is σ = 48835200. Its totient is φ = 43951644.

The previous prime is 46393397. The next prime is 46393423. The reversal of 46393421 is 12439364.

46393421 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 a de Polignac number, because none of the positive numbers 2^k-46393421 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 (46393423) 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, 1220861 + ... + 1220898.

It is an arithmetic number, because the mean of its divisors is an integer number (12208800).

Almost surely, 2^46393421 is an apocalyptic number.

It is an amenable number.

46393421 is a deficient number, since it is larger than the sum of its proper divisors (2441779).

46393421 is a wasteful number, since it uses less digits than its factorization.

46393421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2441778.

The product of its digits is 15552, while the sum is 32.

The square root of 46393421 is about 6811.2716140233. The cubic root of 46393421 is about 359.3233715474.

The spelling of 46393421 in words is "forty-six million, three hundred ninety-three thousand, four hundred twenty-one".