45424532 has 12 divisors (see below), whose sum is σ = 80386740. Its totient is φ = 22456896.

The previous prime is 45424523. The next prime is 45424549. The reversal of 45424532 is 23542454.

It can be written as a sum of positive squares in 2 ways, for example, as 2835856 + 42588676 = 1684^2 + 6526^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45424495 and 45424504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63443 + ... + 64154.

It is an arithmetic number, because the mean of its divisors is an integer number (6698895).

Almost surely, 2^45424532 is an apocalyptic number.

It is an amenable number.

45424532 is a deficient number, since it is larger than the sum of its proper divisors (34962208).

45424532 is a wasteful number, since it uses less digits than its factorization.

45424532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127690 (or 127688 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 45424532 is about 6739.7723997180. The cubic root of 45424532 is about 356.8043610003.

Adding to 45424532 its reverse (23542454), we get a palindrome (68966986).

The spelling of 45424532 in words is "forty-five million, four hundred twenty-four thousand, five hundred thirty-two".