46971689 has 2 divisors, whose sum is σ = 46971690. Its totient is φ = 46971688.

The previous prime is 46971641. The next prime is 46971707. The reversal of 46971689 is 98617964.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45333289 + 1638400 = 6733^2 + 1280^2 .

It is a cyclic number.

It is not a de Polignac number, because 46971689 - 2⁸ = 46971433 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (46976689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23485844 + 23485845.

It is an arithmetic number, because the mean of its divisors is an integer number (23485845).

Almost surely, 2^46971689 is an apocalyptic number.

It is an amenable number.

46971689 is a deficient number, since it is larger than the sum of its proper divisors (1).

46971689 is an equidigital number, since it uses as much as digits as its factorization.

46971689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 50.

The square root of 46971689 is about 6853.5894974823. The cubic root of 46971689 is about 360.8101328392.

The spelling of 46971689 in words is "forty-six million, nine hundred seventy-one thousand, six hundred eighty-nine".