45225847 has 2 divisors, whose sum is σ = 45225848. Its totient is φ = 45225846.

The previous prime is 45225839. The next prime is 45225853. The reversal of 45225847 is 74852254.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45225847 - 2³ = 45225839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45225857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22612923 + 22612924.

It is an arithmetic number, because the mean of its divisors is an integer number (22612924).

Almost surely, 2^45225847 is an apocalyptic number.

45225847 is a deficient number, since it is larger than the sum of its proper divisors (1).

45225847 is an equidigital number, since it uses as much as digits as its factorization.

45225847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 89600, while the sum is 37.

The square root of 45225847 is about 6725.0165055560. The cubic root of 45225847 is about 356.2833849087.

The spelling of 45225847 in words is "forty-five million, two hundred twenty-five thousand, eight hundred forty-seven".