46647871 has 2 divisors, whose sum is σ = 46647872. Its totient is φ = 46647870.

The previous prime is 46647833. The next prime is 46647883. The reversal of 46647871 is 17874664.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46647871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46647571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23323935 + 23323936.

It is an arithmetic number, because the mean of its divisors is an integer number (23323936).

Almost surely, 2^46647871 is an apocalyptic number.

46647871 is a deficient number, since it is larger than the sum of its proper divisors (1).

46647871 is an equidigital number, since it uses as much as digits as its factorization.

46647871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 43.

The square root of 46647871 is about 6829.9246701556. The cubic root of 46647871 is about 359.9790908638.

The spelling of 46647871 in words is "forty-six million, six hundred forty-seven thousand, eight hundred seventy-one".