46391237 has 2 divisors, whose sum is σ = 46391238. Its totient is φ = 46391236.

The previous prime is 46391201. The next prime is 46391239. The reversal of 46391237 is 73219364.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46226401 + 164836 = 6799^2 + 406^2 .

It is a cyclic number.

It is not a de Polignac number, because 46391237 - 2⁶ = 46391173 is a prime.

Together with 46391239, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 46391197 and 46391206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46391239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23195618 + 23195619.

It is an arithmetic number, because the mean of its divisors is an integer number (23195619).

Almost surely, 2^46391237 is an apocalyptic number.

It is an amenable number.

46391237 is a deficient number, since it is larger than the sum of its proper divisors (1).

46391237 is an equidigital number, since it uses as much as digits as its factorization.

46391237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 35.

The square root of 46391237 is about 6811.1112896502. Note that the first 3 decimals coincide. The cubic root of 46391237 is about 359.3177329997.

The spelling of 46391237 in words is "forty-six million, three hundred ninety-one thousand, two hundred thirty-seven".