45782657 has 2 divisors, whose sum is σ = 45782658. Its totient is φ = 45782656.

The previous prime is 45782623. The next prime is 45782663. The reversal of 45782657 is 75628754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25361296 + 20421361 = 5036^2 + 4519^2 .

It is a cyclic number.

It is not a de Polignac number, because 45782657 - 2¹⁸ = 45520513 is a prime.

It is not a weakly prime, because it can be changed into another prime (45782617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22891328 + 22891329.

It is an arithmetic number, because the mean of its divisors is an integer number (22891329).

Almost surely, 2^45782657 is an apocalyptic number.

It is an amenable number.

45782657 is a deficient number, since it is larger than the sum of its proper divisors (1).

45782657 is an equidigital number, since it uses as much as digits as its factorization.

45782657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 470400, while the sum is 44.

The square root of 45782657 is about 6766.2882734923. The cubic root of 45782657 is about 357.7395841339.

The spelling of 45782657 in words is "forty-five million, seven hundred eighty-two thousand, six hundred fifty-seven".