46644446 has 4 divisors (see below), whose sum is σ = 69966672. Its totient is φ = 23322222.

The previous prime is 46644439. The next prime is 46644461. The reversal of 46644446 is 64444664.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11661110 + ... + 11661113.

It is an arithmetic number, because the mean of its divisors is an integer number (17491668).

Almost surely, 2^46644446 is an apocalyptic number.

46644446 is a deficient number, since it is larger than the sum of its proper divisors (23322226).

46644446 is a wasteful number, since it uses less digits than its factorization.

46644446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23322225.

The product of its digits is 221184, while the sum is 38.

The square root of 46644446 is about 6829.6739307232. The cubic root of 46644446 is about 359.9702804684.

The spelling of 46644446 in words is "forty-six million, six hundred forty-four thousand, four hundred forty-six".