45975969 has 12 divisors (see below), whose sum is σ = 71518356. Its totient is φ = 28292832.

The previous prime is 45975949. The next prime is 45975977. The reversal of 45975969 is 96957954.

45975969 is a `hidden beast` number, since 45 + 9 + 7 + 596 + 9 = 666.

45975969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7225344 + 38750625 = 2688^2 + 6225^2 .

It is not a de Polignac number, because 45975969 - 2⁷ = 45975841 is a prime.

It is a super-2 number, since 2×45975969² = 4227579450977922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45975929) 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, 196362 + ... + 196595.

It is an arithmetic number, because the mean of its divisors is an integer number (5959863).

Almost surely, 2^45975969 is an apocalyptic number.

It is an amenable number.

45975969 is a deficient number, since it is larger than the sum of its proper divisors (25542387).

45975969 is a wasteful number, since it uses less digits than its factorization.

45975969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392976 (or 392973 counting only the distinct ones).

The product of its digits is 3061800, while the sum is 54.

The square root of 45975969 is about 6780.5581628654. The cubic root of 45975969 is about 358.2423818685.

The spelling of 45975969 in words is "forty-five million, nine hundred seventy-five thousand, nine hundred sixty-nine".