47082493 has 2 divisors, whose sum is σ = 47082494. Its totient is φ = 47082492.

The previous prime is 47082487. The next prime is 47082517. The reversal of 47082493 is 39428074.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34316164 + 12766329 = 5858^2 + 3573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47082493 is a prime.

It is a super-2 number, since 2×47082493² = 4433522294190098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47082293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23541246 + 23541247.

It is an arithmetic number, because the mean of its divisors is an integer number (23541247).

Almost surely, 2^47082493 is an apocalyptic number.

It is an amenable number.

47082493 is a deficient number, since it is larger than the sum of its proper divisors (1).

47082493 is an equidigital number, since it uses as much as digits as its factorization.

47082493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 47082493 is about 6861.6683831267. The cubic root of 47082493 is about 361.0936214085.

The spelling of 47082493 in words is "forty-seven million, eighty-two thousand, four hundred ninety-three".