46639543 has 2 divisors, whose sum is σ = 46639544. Its totient is φ = 46639542.

The previous prime is 46639529. The next prime is 46639577. The reversal of 46639543 is 34593664.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46639543 - 2⁹ = 46639031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46639496 and 46639505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46639513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23319771 + 23319772.

It is an arithmetic number, because the mean of its divisors is an integer number (23319772).

Almost surely, 2^46639543 is an apocalyptic number.

46639543 is a deficient number, since it is larger than the sum of its proper divisors (1).

46639543 is an equidigital number, since it uses as much as digits as its factorization.

46639543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 40.

The square root of 46639543 is about 6829.3149729676. The cubic root of 46639543 is about 359.9576673474.

The spelling of 46639543 in words is "forty-six million, six hundred thirty-nine thousand, five hundred forty-three".