47236537 has 2 divisors, whose sum is σ = 47236538. Its totient is φ = 47236536.

The previous prime is 47236499. The next prime is 47236543. The reversal of 47236537 is 73563274.

47236537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47073321 + 163216 = 6861^2 + 404^2 .

It is a cyclic number.

It is not a de Polignac number, because 47236537 - 2¹⁵ = 47203769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47236496 and 47236505.

It is not a weakly prime, because it can be changed into another prime (47236547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23618268 + 23618269.

It is an arithmetic number, because the mean of its divisors is an integer number (23618269).

Almost surely, 2^47236537 is an apocalyptic number.

It is an amenable number.

47236537 is a deficient number, since it is larger than the sum of its proper divisors (1).

47236537 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 11 representation: 47236537 = (24733567)₁₁.

47236537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 37.

The square root of 47236537 is about 6872.8841835142. The cubic root of 47236537 is about 361.4870001262.

The spelling of 47236537 in words is "forty-seven million, two hundred thirty-six thousand, five hundred thirty-seven".