46643543 has 4 divisors (see below), whose sum is σ = 46673160. Its totient is φ = 46613928.

The previous prime is 46643539. The next prime is 46643557. The reversal of 46643543 is 34534664.

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

It is a cyclic number.

It is not a de Polignac number, because 46643543 - 2² = 46643539 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 (46643503) 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, 12305 + ... + 15642.

It is an arithmetic number, because the mean of its divisors is an integer number (11668290).

Almost surely, 2^46643543 is an apocalyptic number.

46643543 is a deficient number, since it is larger than the sum of its proper divisors (29617).

46643543 is a wasteful number, since it uses less digits than its factorization.

46643543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29616.

The product of its digits is 103680, while the sum is 35.

The square root of 46643543 is about 6829.6078218299. The cubic root of 46643543 is about 359.9679575390.

The spelling of 46643543 in words is "forty-six million, six hundred forty-three thousand, five hundred forty-three".