47713537 has 2 divisors, whose sum is σ = 47713538. Its totient is φ = 47713536.

The previous prime is 47713513. The next prime is 47713607. The reversal of 47713537 is 73531774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41165056 + 6548481 = 6416^2 + 2559^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47713537 is a prime.

It is a super-2 number, since 2×47713537² = 4553163226100738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47713496 and 47713505.

It is not a weakly prime, because it can be changed into another prime (47713637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23856768 + 23856769.

It is an arithmetic number, because the mean of its divisors is an integer number (23856769).

Almost surely, 2^47713537 is an apocalyptic number.

It is an amenable number.

47713537 is a deficient number, since it is larger than the sum of its proper divisors (1).

47713537 is an equidigital number, since it uses as much as digits as its factorization.

47713537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61740, while the sum is 37.

The square root of 47713537 is about 6907.4986065869. The cubic root of 47713537 is about 362.6997063678.

The spelling of 47713537 in words is "forty-seven million, seven hundred thirteen thousand, five hundred thirty-seven".