46509893 has 2 divisors, whose sum is σ = 46509894. Its totient is φ = 46509892.

The previous prime is 46509871. The next prime is 46509901. The reversal of 46509893 is 39890564.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37736449 + 8773444 = 6143^2 + 2962^2 .

It is a cyclic number.

It is not a de Polignac number, because 46509893 - 2¹⁸ = 46247749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46509863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23254946 + 23254947.

It is an arithmetic number, because the mean of its divisors is an integer number (23254947).

Almost surely, 2^46509893 is an apocalyptic number.

It is an amenable number.

46509893 is a deficient number, since it is larger than the sum of its proper divisors (1).

46509893 is an equidigital number, since it uses as much as digits as its factorization.

46509893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 46509893 is about 6819.8161998693. The cubic root of 46509893 is about 359.6238174353.

The spelling of 46509893 in words is "forty-six million, five hundred nine thousand, eight hundred ninety-three".