4919012 has 18 divisors (see below), whose sum is σ = 10014102. Its totient is φ = 2108064.

The previous prime is 4919011. The next prime is 4919017. The reversal of 4919012 is 2109194.

It can be written as a sum of positive squares in only one way, i.e., 3786916 + 1132096 = 1946^2 + 1064^2 .

It is a super-2 number, since 2×4919012² = 48393358112288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4919011) 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 5 ways as a sum of consecutive naturals, for example, 12353 + ... + 12744.

It is an arithmetic number, because the mean of its divisors is an integer number (556339).

Almost surely, 2^4919012 is an apocalyptic number.

It is an amenable number.

4919012 is an abundant number, since it is smaller than the sum of its proper divisors (5095090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4919012 is a wasteful number, since it uses less digits than its factorization.

4919012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25115 (or 25106 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 4919012 is about 2217.8845777001. The cubic root of 4919012 is about 170.0693142951.

The spelling of 4919012 in words is "four million, nine hundred nineteen thousand, twelve".