47494133 has 2 divisors, whose sum is σ = 47494134. Its totient is φ = 47494132.

The previous prime is 47494127. The next prime is 47494147. The reversal of 47494133 is 33149474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32924644 + 14569489 = 5738^2 + 3817^2 .

It is a cyclic number.

It is not a de Polignac number, because 47494133 - 2⁸ = 47493877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47494093 and 47494102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47494123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23747066 + 23747067.

It is an arithmetic number, because the mean of its divisors is an integer number (23747067).

Almost surely, 2^47494133 is an apocalyptic number.

It is an amenable number.

47494133 is a deficient number, since it is larger than the sum of its proper divisors (1).

47494133 is an equidigital number, since it uses as much as digits as its factorization.

47494133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The square root of 47494133 is about 6891.5987259851. The cubic root of 47494133 is about 362.1429108217.

The spelling of 47494133 in words is "forty-seven million, four hundred ninety-four thousand, one hundred thirty-three".