47238403 has 2 divisors, whose sum is σ = 47238404. Its totient is φ = 47238402.

The previous prime is 47238391. The next prime is 47238439. The reversal of 47238403 is 30483274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47238403 - 2²¹ = 45141251 is a prime.

It is not a weakly prime, because it can be changed into another prime (47238493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23619201 + 23619202.

It is an arithmetic number, because the mean of its divisors is an integer number (23619202).

Almost surely, 2^47238403 is an apocalyptic number.

47238403 is a deficient number, since it is larger than the sum of its proper divisors (1).

47238403 is an equidigital number, since it uses as much as digits as its factorization.

47238403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 47238403 is about 6873.0199330425. The cubic root of 47238403 is about 361.4917600423.

The spelling of 47238403 in words is "forty-seven million, two hundred thirty-eight thousand, four hundred three".