45075629 has 8 divisors (see below), whose sum is σ = 45559800. Its totient is φ = 44594176.

The previous prime is 45075623. The next prime is 45075631. The reversal of 45075629 is 92657054.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6300100 + 38775529 = 2510^2 + 6227^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45075629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45075592 and 45075601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45075623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52169 + ... + 53025.

It is an arithmetic number, because the mean of its divisors is an integer number (5694975).

Almost surely, 2^45075629 is an apocalyptic number.

It is an amenable number.

45075629 is a deficient number, since it is larger than the sum of its proper divisors (484171).

45075629 is a wasteful number, since it uses less digits than its factorization.

45075629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 45075629 is about 6713.8386188529. The cubic root of 45075629 is about 355.8884813557. Note that the first 3 decimals are identical.

The spelling of 45075629 in words is "forty-five million, seventy-five thousand, six hundred twenty-nine".