47533237 has 2 divisors, whose sum is σ = 47533238. Its totient is φ = 47533236.

The previous prime is 47533229. The next prime is 47533253. The reversal of 47533237 is 73233574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46594276 + 938961 = 6826^2 + 969^2 .

It is a cyclic number.

It is not a de Polignac number, because 47533237 - 2³ = 47533229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47533267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23766618 + 23766619.

It is an arithmetic number, because the mean of its divisors is an integer number (23766619).

Almost surely, 2^47533237 is an apocalyptic number.

It is an amenable number.

47533237 is a deficient number, since it is larger than the sum of its proper divisors (1).

47533237 is an equidigital number, since it uses as much as digits as its factorization.

47533237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 34.

The square root of 47533237 is about 6894.4352197986. The cubic root of 47533237 is about 362.2422729306.

The spelling of 47533237 in words is "forty-seven million, five hundred thirty-three thousand, two hundred thirty-seven".