4997997 has 16 divisors (see below), whose sum is σ = 7606080. Its totient is φ = 3241296.

The previous prime is 4997989. The next prime is 4998001. The reversal of 4997997 is 7997994.

It is not a de Polignac number, because 4997997 - 2³ = 4997989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997917) 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 15 ways as a sum of consecutive naturals, for example, 1503 + ... + 3500.

It is an arithmetic number, because the mean of its divisors is an integer number (475380).

Almost surely, 2^4997997 is an apocalyptic number.

It is an amenable number.

4997997 is a deficient number, since it is larger than the sum of its proper divisors (2608083).

4997997 is a wasteful number, since it uses less digits than its factorization.

4997997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049 (or 5043 counting only the distinct ones).

The product of its digits is 1285956, while the sum is 54.

The square root of 4997997 is about 2235.6200482193. The cubic root of 4997997 is about 170.9747577391.

It can be divided in two parts, 4 and 997997, that added together give a square (998001 = 999²).

The spelling of 4997997 in words is "four million, nine hundred ninety-seven thousand, nine hundred ninety-seven".