45784423 has 2 divisors, whose sum is σ = 45784424. Its totient is φ = 45784422.

The previous prime is 45784397. The next prime is 45784463. The reversal of 45784423 is 32448754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45784423 - 2⁵ = 45784391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45784463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22892211 + 22892212.

It is an arithmetic number, because the mean of its divisors is an integer number (22892212).

Almost surely, 2^45784423 is an apocalyptic number.

45784423 is a deficient number, since it is larger than the sum of its proper divisors (1).

45784423 is an equidigital number, since it uses as much as digits as its factorization.

45784423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 37.

The square root of 45784423 is about 6766.4187721423. The cubic root of 45784423 is about 357.7441838377.

The spelling of 45784423 in words is "forty-five million, seven hundred eighty-four thousand, four hundred twenty-three".