45522737 has 4 divisors (see below), whose sum is σ = 49024500. Its totient is φ = 42020976.

The previous prime is 45522733. The next prime is 45522739. The reversal of 45522737 is 73722554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3519376 + 42003361 = 1876^2 + 6481^2 .

It is a cyclic number.

It is not a de Polignac number, because 45522737 - 2² = 45522733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45522697 and 45522706.

It is not an unprimeable number, because it can be changed into a prime (45522733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1750862 + ... + 1750887.

It is an arithmetic number, because the mean of its divisors is an integer number (12256125).

Almost surely, 2^45522737 is an apocalyptic number.

It is an amenable number.

45522737 is a deficient number, since it is larger than the sum of its proper divisors (3501763).

45522737 is a wasteful number, since it uses less digits than its factorization.

45522737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3501762.

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

The square root of 45522737 is about 6747.0539496880. The cubic root of 45522737 is about 357.0613055014.

The spelling of 45522737 in words is "forty-five million, five hundred twenty-two thousand, seven hundred thirty-seven".