46544638 has 16 divisors (see below), whose sum is σ = 80583264. Its totient is φ = 19749600.

The previous prime is 46544633. The next prime is 46544639. The reversal of 46544638 is 83644564.

It is a self number, because there is not a number n which added to its sum of digits gives 46544638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46544633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15045 + ... + 17872.

It is an arithmetic number, because the mean of its divisors is an integer number (5036454).

Almost surely, 2^46544638 is an apocalyptic number.

46544638 is a deficient number, since it is larger than the sum of its proper divisors (34038626).

46544638 is a wasteful number, since it uses less digits than its factorization.

46544638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33027.

The product of its digits is 276480, while the sum is 40.

The square root of 46544638 is about 6822.3630803410. The cubic root of 46544638 is about 359.7133469135.

The spelling of 46544638 in words is "forty-six million, five hundred forty-four thousand, six hundred thirty-eight".