47914231 has 2 divisors, whose sum is σ = 47914232. Its totient is φ = 47914230.

The previous prime is 47914201. The next prime is 47914241. The reversal of 47914231 is 13241974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47914231 - 2¹⁷ = 47783159 is a prime.

It is a super-2 number, since 2×47914231² = 4591547064642722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47914193 and 47914202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47914201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23957115 + 23957116.

It is an arithmetic number, because the mean of its divisors is an integer number (23957116).

Almost surely, 2^47914231 is an apocalyptic number.

47914231 is a deficient number, since it is larger than the sum of its proper divisors (1).

47914231 is an equidigital number, since it uses as much as digits as its factorization.

47914231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 47914231 is about 6922.0106183103. The cubic root of 47914231 is about 363.2075275428.

The spelling of 47914231 in words is "forty-seven million, nine hundred fourteen thousand, two hundred thirty-one".