46509917 has 2 divisors, whose sum is σ = 46509918. Its totient is φ = 46509916.

The previous prime is 46509901. The next prime is 46509937. The reversal of 46509917 is 71990564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32024281 + 14485636 = 5659^2 + 3806^2 .

It is a cyclic number.

It is not a de Polignac number, because 46509917 - 2⁴ = 46509901 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46509937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23254958 + 23254959.

It is an arithmetic number, because the mean of its divisors is an integer number (23254959).

Almost surely, 2^46509917 is an apocalyptic number.

It is an amenable number.

46509917 is a deficient number, since it is larger than the sum of its proper divisors (1).

46509917 is an equidigital number, since it uses as much as digits as its factorization.

46509917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 46509917 is about 6819.8179594473. The cubic root of 46509917 is about 359.6238792929.

The spelling of 46509917 in words is "forty-six million, five hundred nine thousand, nine hundred seventeen".