46444638 has 8 divisors (see below), whose sum is σ = 92889288. Its totient is φ = 15481544.

The previous prime is 46444637. The next prime is 46444639. The reversal of 46444638 is 83644464.

It is an interprime number because it is at equal distance from previous prime (46444637) and next prime (46444639).

It is a sphenic number, since it is the product of 3 distinct primes.

46444638 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 46444596 and 46444605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46444637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3870381 + ... + 3870392.

It is an arithmetic number, because the mean of its divisors is an integer number (11611161).

Almost surely, 2^46444638 is an apocalyptic number.

46444638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46444638 is a wasteful number, since it uses less digits than its factorization.

46444638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7740778.

The product of its digits is 221184, while the sum is 39.

The square root of 46444638 is about 6815.0303007397. The cubic root of 46444638 is about 359.4555504683.

The spelling of 46444638 in words is "forty-six million, four hundred forty-four thousand, six hundred thirty-eight".