4899445 has 4 divisors (see below), whose sum is σ = 5879340. Its totient is φ = 3919552.

The previous prime is 4899443. The next prime is 4899467. The reversal of 4899445 is 5449984.

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 1034289 + 3865156 = 1017^2 + 1966^2 .

It is a cyclic number.

It is not a de Polignac number, because 4899445 - 2¹ = 4899443 is a prime.

It is a super-3 number, since 3×4899445³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4899443) by changing a digit.

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, 489940 + ... + 489949.

It is an arithmetic number, because the mean of its divisors is an integer number (1469835).

Almost surely, 2^4899445 is an apocalyptic number.

It is an amenable number.

4899445 is a deficient number, since it is larger than the sum of its proper divisors (979895).

4899445 is an equidigital number, since it uses as much as digits as its factorization.

4899445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979894.

The product of its digits is 207360, while the sum is 43.

The square root of 4899445 is about 2213.4689968464. The cubic root of 4899445 is about 169.8435122808.

The spelling of 4899445 in words is "four million, eight hundred ninety-nine thousand, four hundred forty-five".