45851132 has 12 divisors (see below), whose sum is σ = 81947040. Its totient is φ = 22437696.

The previous prime is 45851131. The next prime is 45851137. The reversal of 45851132 is 23115854.

It is a junction number, because it is equal to n+sod(n) for n = 45851095 and 45851104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45851131) 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, 121757 + ... + 122132.

It is an arithmetic number, because the mean of its divisors is an integer number (6828920).

Almost surely, 2^45851132 is an apocalyptic number.

It is an amenable number.

45851132 is a deficient number, since it is larger than the sum of its proper divisors (36095908).

45851132 is a wasteful number, since it uses less digits than its factorization.

45851132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243940 (or 243938 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 45851132 is about 6771.3463949203. The cubic root of 45851132 is about 357.9178468004.

Adding to 45851132 its reverse (23115854), we get a palindrome (68966986).

The spelling of 45851132 in words is "forty-five million, eight hundred fifty-one thousand, one hundred thirty-two".