4997628 has 36 divisors (see below), whose sum is σ = 13071240. Its totient is φ = 1608096.

The previous prime is 4997621. The next prime is 4997659. The reversal of 4997628 is 8267994.

It is a happy number.

4997628 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997621) 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 11 ways as a sum of consecutive naturals, for example, 1350 + ... + 3437.

It is an arithmetic number, because the mean of its divisors is an integer number (363090).

Almost surely, 2^4997628 is an apocalyptic number.

It is an amenable number.

4997628 is an abundant number, since it is smaller than the sum of its proper divisors (8073612).

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

4997628 is a wasteful number, since it uses less digits than its factorization.

4997628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4826 (or 4821 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 4997628 is about 2235.5375192557. The cubic root of 4997628 is about 170.9705499709.

It can be divided in two parts, 4997 and 628, that added together give a square (5625 = 75²).

The spelling of 4997628 in words is "four million, nine hundred ninety-seven thousand, six hundred twenty-eight".