4921968 has 60 divisors (see below), whose sum is σ = 13246424. Its totient is φ = 1574400.

The previous prime is 4921949. The next prime is 4922011. The reversal of 4921968 is 8691294.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80658 + ... + 80718.

Almost surely, 2^4921968 is an apocalyptic number.

4921968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4921968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6623212).

4921968 is an abundant number, since it is smaller than the sum of its proper divisors (8324456).

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

4921968 is a wasteful number, since it uses less digits than its factorization.

4921968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 107 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The square root of 4921968 is about 2218.5508783889. The cubic root of 4921968 is about 170.1033742666.

It can be divided in two parts, 492 and 1968, that multiplied together give a square (968256 = 984²).

The spelling of 4921968 in words is "four million, nine hundred twenty-one thousand, nine hundred sixty-eight".