42952471 has 2 divisors, whose sum is σ = 42952472. Its totient is φ = 42952470.

The previous prime is 42952439. The next prime is 42952487. The reversal of 42952471 is 17425924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42952471 - 2⁵ = 42952439 is a prime.

It is a super-3 number, since 3×42952471³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42952171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21476235 + 21476236.

It is an arithmetic number, because the mean of its divisors is an integer number (21476236).

Almost surely, 2^42952471 is an apocalyptic number.

42952471 is a deficient number, since it is larger than the sum of its proper divisors (1).

42952471 is an equidigital number, since it uses as much as digits as its factorization.

42952471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 34.

The square root of 42952471 is about 6553.8134700341. The cubic root of 42952471 is about 350.2106786011.

It can be divided in two parts, 429 and 52471, that added together give a square (52900 = 230²).

The spelling of 42952471 in words is "forty-two million, nine hundred fifty-two thousand, four hundred seventy-one".