47250187 has 2 divisors, whose sum is σ = 47250188. Its totient is φ = 47250186.

The previous prime is 47250143. The next prime is 47250197. The reversal of 47250187 is 78105274.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47250187 - 2¹¹ = 47248139 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (47250197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23625093 + 23625094.

It is an arithmetic number, because the mean of its divisors is an integer number (23625094).

Almost surely, 2^47250187 is an apocalyptic number.

47250187 is a deficient number, since it is larger than the sum of its proper divisors (1).

47250187 is an equidigital number, since it uses as much as digits as its factorization.

47250187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 47250187 is about 6873.8771446688. The cubic root of 47250187 is about 361.5218165533.

The spelling of 47250187 in words is "forty-seven million, two hundred fifty thousand, one hundred eighty-seven".