45771245 has 16 divisors (see below), whose sum is σ = 59294592. Its totient is φ = 33718080.

The previous prime is 45771241. The next prime is 45771353. The reversal of 45771245 is 54217754.

It is not a de Polignac number, because 45771245 - 2² = 45771241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45771241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43880 + ... + 44910.

It is an arithmetic number, because the mean of its divisors is an integer number (3705912).

Almost surely, 2^45771245 is an apocalyptic number.

It is an amenable number.

45771245 is a deficient number, since it is larger than the sum of its proper divisors (13523347).

45771245 is a wasteful number, since it uses less digits than its factorization.

45771245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1732.

The product of its digits is 39200, while the sum is 35.

The square root of 45771245 is about 6765.4449225457. Note that the first 3 decimals coincide. The cubic root of 45771245 is about 357.7098577145.

Adding to 45771245 its reverse (54217754), we get a palindrome (99988999).

The spelling of 45771245 in words is "forty-five million, seven hundred seventy-one thousand, two hundred forty-five".