4547045 has 4 divisors (see below), whose sum is σ = 5456460. Its totient is φ = 3637632.

The previous prime is 4546999. The next prime is 4547051. The reversal of 4547045 is 5407454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3104644 + 1442401 = 1762^2 + 1201^2 .

It is a cyclic number.

It is not a de Polignac number, because 4547045 - 2²² = 352741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4546999 and 4547017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454700 + ... + 454709.

It is an arithmetic number, because the mean of its divisors is an integer number (1364115).

Almost surely, 2^4547045 is an apocalyptic number.

It is an amenable number.

4547045 is a deficient number, since it is larger than the sum of its proper divisors (909415).

4547045 is an equidigital number, since it uses as much as digits as its factorization.

4547045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909414.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 4547045 is about 2132.3801255874. The cubic root of 4547045 is about 165.6696993392.

It can be divided in two parts, 45 and 47045, that multiplied together give a square (2117025 = 1455²).

The spelling of 4547045 in words is "four million, five hundred forty-seven thousand, forty-five".