45403532 has 12 divisors (see below), whose sum is σ = 84130200. Its totient is φ = 21366336.

The previous prime is 45403493. The next prime is 45403607. The reversal of 45403532 is 23530454.

45403532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45403532² = 4122961436150048, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 333782 + ... + 333917.

It is an arithmetic number, because the mean of its divisors is an integer number (7010850).

Almost surely, 2^45403532 is an apocalyptic number.

It is an amenable number.

45403532 is a deficient number, since it is larger than the sum of its proper divisors (38726668).

45403532 is a wasteful number, since it uses less digits than its factorization.

45403532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667720 (or 667718 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 45403532 is about 6738.2143035080. The cubic root of 45403532 is about 356.7493683475.

Adding to 45403532 its reverse (23530454), we get a palindrome (68933986).

The spelling of 45403532 in words is "forty-five million, four hundred three thousand, five hundred thirty-two".