45540436 has 24 divisors (see below), whose sum is σ = 81327456. Its totient is φ = 22308000.

The previous prime is 45540413. The next prime is 45540461. The reversal of 45540436 is 63404554.

45540436 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 2×45540436² = 4147862622140192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45540398 and 45540407.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 66930 + ... + 67606.

It is an arithmetic number, because the mean of its divisors is an integer number (3388644).

Almost surely, 2^45540436 is an apocalyptic number.

It is an amenable number.

45540436 is a deficient number, since it is larger than the sum of its proper divisors (35787020).

45540436 is a wasteful number, since it uses less digits than its factorization.

45540436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 45540436 is about 6748.3654317175. The cubic root of 45540436 is about 357.1075740230.

The spelling of 45540436 in words is "forty-five million, five hundred forty thousand, four hundred thirty-six".