45322757 has 4 divisors (see below), whose sum is σ = 45648960. Its totient is φ = 44996556.

The previous prime is 45322747. The next prime is 45322759. The reversal of 45322757 is 75722354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75722354 = 2 ⋅37861177.

It is a cyclic number.

It is not a de Polignac number, because 45322757 - 2¹⁰ = 45321733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45322759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162893 + ... + 163170.

It is an arithmetic number, because the mean of its divisors is an integer number (11412240).

Almost surely, 2^45322757 is an apocalyptic number.

It is an amenable number.

45322757 is a deficient number, since it is larger than the sum of its proper divisors (326203).

45322757 is a wasteful number, since it uses less digits than its factorization.

45322757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326202.

The product of its digits is 58800, while the sum is 35.

The square root of 45322757 is about 6732.2178366419. The cubic root of 45322757 is about 356.5376848473.

The spelling of 45322757 in words is "forty-five million, three hundred twenty-two thousand, seven hundred fifty-seven".