22750747 has 2 divisors, whose sum is σ = 22750748. Its totient is φ = 22750746.

The previous prime is 22750729. The next prime is 22750753. The reversal of 22750747 is 74705722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22750747 - 2¹⁵ = 22717979 is a prime.

It is not a weakly prime, because it can be changed into another prime (22750757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11375373 + 11375374.

It is an arithmetic number, because the mean of its divisors is an integer number (11375374).

Almost surely, 2^22750747 is an apocalyptic number.

22750747 is a deficient number, since it is larger than the sum of its proper divisors (1).

22750747 is an equidigital number, since it uses as much as digits as its factorization.

22750747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 22750747 is about 4769.7743133192. The cubic root of 22750747 is about 283.3556566802.

The spelling of 22750747 in words is "twenty-two million, seven hundred fifty thousand, seven hundred forty-seven".