47617049 has 2 divisors, whose sum is σ = 47617050. Its totient is φ = 47617048.

The previous prime is 47616997. The next prime is 47617057. The reversal of 47617049 is 94071674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45657049 + 1960000 = 6757^2 + 1400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47617049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47617069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23808524 + 23808525.

It is an arithmetic number, because the mean of its divisors is an integer number (23808525).

Almost surely, 2^47617049 is an apocalyptic number.

It is an amenable number.

47617049 is a deficient number, since it is larger than the sum of its proper divisors (1).

47617049 is an equidigital number, since it uses as much as digits as its factorization.

47617049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 47617049 is about 6900.5107781961. The cubic root of 47617049 is about 362.4550533254.

The spelling of 47617049 in words is "forty-seven million, six hundred seventeen thousand, forty-nine".