45252425 has 6 divisors (see below), whose sum is σ = 56113038. Its totient is φ = 36201920.

The previous prime is 45252413. The next prime is 45252439. The reversal of 45252425 is 52425254.

It can be written as a sum of positive squares in 3 ways, for example, as 9096256 + 36156169 = 3016^2 + 6013^2 .

It is not a de Polignac number, because 45252425 - 2⁴ = 45252409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 905024 + ... + 905073.

It is an arithmetic number, because the mean of its divisors is an integer number (9352173).

Almost surely, 2^45252425 is an apocalyptic number.

It is an amenable number.

45252425 is a deficient number, since it is larger than the sum of its proper divisors (10860613).

45252425 is a wasteful number, since it uses less digits than its factorization.

45252425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810107 (or 1810102 counting only the distinct ones).

The product of its digits is 16000, while the sum is 29.

The square root of 45252425 is about 6726.9922699524. The cubic root of 45252425 is about 356.3531639258.

Adding to 45252425 its reverse (52425254), we get a palindrome (97677679).

The spelling of 45252425 in words is "forty-five million, two hundred fifty-two thousand, four hundred twenty-five".