47423507 has 2 divisors, whose sum is σ = 47423508. Its totient is φ = 47423506.

The previous prime is 47423503. The next prime is 47423533. The reversal of 47423507 is 70532474.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47423507 - 2² = 47423503 is a prime.

It is not a weakly prime, because it can be changed into another prime (47423503) 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, 23711753 + 23711754.

It is an arithmetic number, because the mean of its divisors is an integer number (23711754).

Almost surely, 2^47423507 is an apocalyptic number.

47423507 is a deficient number, since it is larger than the sum of its proper divisors (1).

47423507 is an equidigital number, since it uses as much as digits as its factorization.

47423507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 47423507 is about 6886.4727546110. The cubic root of 47423507 is about 361.9633139466.

The spelling of 47423507 in words is "forty-seven million, four hundred twenty-three thousand, five hundred seven".