4981906 has 8 divisors (see below), whose sum is σ = 7632000. Its totient is φ = 2437908.

The previous prime is 4981903. The next prime is 4981913. The reversal of 4981906 is 6091894.

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

It is not an unprimeable number, because it can be changed into a prime (4981903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26406 + ... + 26593.

It is an arithmetic number, because the mean of its divisors is an integer number (954000).

Almost surely, 2^4981906 is an apocalyptic number.

4981906 is a deficient number, since it is larger than the sum of its proper divisors (2650094).

4981906 is a wasteful number, since it uses less digits than its factorization.

4981906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53048.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 4981906 is about 2232.0183691000. The cubic root of 4981906 is about 170.7910766526.

The spelling of 4981906 in words is "four million, nine hundred eighty-one thousand, nine hundred six".