47394541 has 2 divisors, whose sum is σ = 47394542. Its totient is φ = 47394540.

The previous prime is 47394481. The next prime is 47394551. The reversal of 47394541 is 14549374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25210441 + 22184100 = 5021^2 + 4710^2 .

It is a cyclic number.

It is not a de Polignac number, because 47394541 - 2¹⁵ = 47361773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47394541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47394551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23697270 + 23697271.

It is an arithmetic number, because the mean of its divisors is an integer number (23697271).

Almost surely, 2^47394541 is an apocalyptic number.

It is an amenable number.

47394541 is a deficient number, since it is larger than the sum of its proper divisors (1).

47394541 is an equidigital number, since it uses as much as digits as its factorization.

47394541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 47394541 is about 6884.3693247820. The cubic root of 47394541 is about 361.8896039141.

The spelling of 47394541 in words is "forty-seven million, three hundred ninety-four thousand, five hundred forty-one".