47266157 has 2 divisors, whose sum is σ = 47266158. Its totient is φ = 47266156.

The previous prime is 47266123. The next prime is 47266181. The reversal of 47266157 is 75166274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25260676 + 22005481 = 5026^2 + 4691^2 .

It is a cyclic number.

It is not a de Polignac number, because 47266157 - 2¹⁴ = 47249773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47266157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47266957) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23633078 + 23633079.

It is an arithmetic number, because the mean of its divisors is an integer number (23633079).

Almost surely, 2^47266157 is an apocalyptic number.

It is an amenable number.

47266157 is a deficient number, since it is larger than the sum of its proper divisors (1).

47266157 is an equidigital number, since it uses as much as digits as its factorization.

47266157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The square root of 47266157 is about 6875.0386908002. The cubic root of 47266157 is about 361.5625419870.

The spelling of 47266157 in words is "forty-seven million, two hundred sixty-six thousand, one hundred fifty-seven".