47222407 has 2 divisors, whose sum is σ = 47222408. Its totient is φ = 47222406.

The previous prime is 47222401. The next prime is 47222431. The reversal of 47222407 is 70422274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47222407 - 2¹¹ = 47220359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47222401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23611203 + 23611204.

It is an arithmetic number, because the mean of its divisors is an integer number (23611204).

Almost surely, 2^47222407 is an apocalyptic number.

47222407 is a deficient number, since it is larger than the sum of its proper divisors (1).

47222407 is an equidigital number, since it uses as much as digits as its factorization.

47222407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 47222407 is about 6871.8561539078. The cubic root of 47222407 is about 361.4509523192.

The spelling of 47222407 in words is "forty-seven million, two hundred twenty-two thousand, four hundred seven".