45040712 has 16 divisors (see below), whose sum is σ = 87363900. Its totient is φ = 21743680.

The previous prime is 45040703. The next prime is 45040717. The reversal of 45040712 is 21704054.

It can be written as a sum of positive squares in 2 ways, for example, as 44542276 + 498436 = 6674^2 + 706^2 .

It is not an unprimeable number, because it can be changed into a prime (45040717) 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, 96839 + ... + 97302.

Almost surely, 2^45040712 is an apocalyptic number.

It is an amenable number.

45040712 is a deficient number, since it is larger than the sum of its proper divisors (42323188).

45040712 is a wasteful number, since it uses less digits than its factorization.

45040712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194176 (or 194172 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 45040712 is about 6711.2377397914. The cubic root of 45040712 is about 355.7965634803.

Adding to 45040712 its reverse (21704054), we get a palindrome (66744766).

The spelling of 45040712 in words is "forty-five million, forty thousand, seven hundred twelve".