4545398 has 32 divisors (see below), whose sum is σ = 8370432. Its totient is φ = 1821600.

The previous prime is 4545397. The next prime is 4545403. The reversal of 4545398 is 8935454.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545397) 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 15 ways as a sum of consecutive naturals, for example, 6233 + ... + 6923.

It is an arithmetic number, because the mean of its divisors is an integer number (261576).

Almost surely, 2^4545398 is an apocalyptic number.

4545398 is a deficient number, since it is larger than the sum of its proper divisors (3825034).

4545398 is a wasteful number, since it uses less digits than its factorization.

4545398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740.

The product of its digits is 86400, while the sum is 38.

The square root of 4545398 is about 2131.9939024303. The cubic root of 4545398 is about 165.6496943362.

The spelling of 4545398 in words is "four million, five hundred forty-five thousand, three hundred ninety-eight".