45728534 has 24 divisors (see below), whose sum is σ = 73414848. Its totient is φ = 21339360.

The previous prime is 45728533. The next prime is 45728561. The reversal of 45728534 is 43582754.

It is a happy number.

45728534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45728533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51704 + ... + 52580.

It is an arithmetic number, because the mean of its divisors is an integer number (3058952).

Almost surely, 2^45728534 is an apocalyptic number.

45728534 is a deficient number, since it is larger than the sum of its proper divisors (27686314).

45728534 is a wasteful number, since it uses less digits than its factorization.

45728534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968 (or 939 counting only the distinct ones).

The product of its digits is 134400, while the sum is 38.

The square root of 45728534 is about 6762.2876306765. The cubic root of 45728534 is about 357.5985585760.

The spelling of 45728534 in words is "forty-five million, seven hundred twenty-eight thousand, five hundred thirty-four".