4921536 has 28 divisors (see below), whose sum is σ = 13022072. Its totient is φ = 1640448.

The previous prime is 4921523. The next prime is 4921537. The reversal of 4921536 is 6351294.

4921536 is nontrivially palindromic in base 15.

It is a d-powerful number, because it can be written as 4³ + 9⁵ + 2⁵ + 1 + 5⁷ + 3¹⁴ + 6⁴ .

It is not an unprimeable number, because it can be changed into a prime (4921537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12625 + ... + 13008.

It is an arithmetic number, because the mean of its divisors is an integer number (465074).

Almost surely, 2^4921536 is an apocalyptic number.

It is an amenable number.

4921536 is an abundant number, since it is smaller than the sum of its proper divisors (8100536).

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

4921536 is a wasteful number, since it uses less digits than its factorization.

4921536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25648 (or 25638 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 4921536 is about 2218.4535154021. The cubic root of 4921536 is about 170.0983974763.

The spelling of 4921536 in words is "four million, nine hundred twenty-one thousand, five hundred thirty-six".