47194073 has 2 divisors, whose sum is σ = 47194074. Its totient is φ = 47194072.

The previous prime is 47194067. The next prime is 47194087. The reversal of 47194073 is 37049174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47169424 + 24649 = 6868^2 + 157^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47194073 is a prime.

It is equal to p_2842658 and since 47194073 and 2842658 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (47194013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23597036 + 23597037.

It is an arithmetic number, because the mean of its divisors is an integer number (23597037).

Almost surely, 2^47194073 is an apocalyptic number.

It is an amenable number.

47194073 is a deficient number, since it is larger than the sum of its proper divisors (1).

47194073 is an equidigital number, since it uses as much as digits as its factorization.

47194073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 47194073 is about 6869.7942472828. The cubic root of 47194073 is about 361.3786462473.

The spelling of 47194073 in words is "forty-seven million, one hundred ninety-four thousand, seventy-three".