47856073 has 2 divisors, whose sum is σ = 47856074. Its totient is φ = 47856072.

The previous prime is 47856049. The next prime is 47856089. The reversal of 47856073 is 37065874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47499664 + 356409 = 6892^2 + 597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47856073 is a prime.

It is not a weakly prime, because it can be changed into another prime (47856373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23928036 + 23928037.

It is an arithmetic number, because the mean of its divisors is an integer number (23928037).

Almost surely, 2^47856073 is an apocalyptic number.

It is an amenable number.

47856073 is a deficient number, since it is larger than the sum of its proper divisors (1).

47856073 is an equidigital number, since it uses as much as digits as its factorization.

47856073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 47856073 is about 6917.8083957277. The cubic root of 47856073 is about 363.0605150220.

The spelling of 47856073 in words is "forty-seven million, eight hundred fifty-six thousand, seventy-three".