46223821 has 16 divisors (see below), whose sum is σ = 54799360. Its totient is φ = 38154240.

The previous prime is 46223797. The next prime is 46223831. The reversal of 46223821 is 12832264.

It is a cyclic number.

It is not a de Polignac number, because 46223821 - 2¹⁵ = 46191053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46223821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46223831) 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, 59725 + ... + 60493.

It is an arithmetic number, because the mean of its divisors is an integer number (3424960).

Almost surely, 2^46223821 is an apocalyptic number.

It is an amenable number.

46223821 is a deficient number, since it is larger than the sum of its proper divisors (8575539).

46223821 is a wasteful number, since it uses less digits than its factorization.

46223821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084.

The product of its digits is 4608, while the sum is 28.

The square root of 46223821 is about 6798.8102635682. The cubic root of 46223821 is about 358.8849785277.

The spelling of 46223821 in words is "forty-six million, two hundred twenty-three thousand, eight hundred twenty-one".