4997739 has 8 divisors (see below), whose sum is σ = 6953472. Its totient is φ = 3186920.

The previous prime is 4997717. The next prime is 4997747. The reversal of 4997739 is 9377994.

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

It is a cyclic number.

It is not a de Polignac number, because 4997739 - 2⁷ = 4997611 is a prime.

It is a super-2 number, since 2×4997739² = 49954790224242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4997339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36147 + ... + 36284.

It is an arithmetic number, because the mean of its divisors is an integer number (869184).

Almost surely, 2^4997739 is an apocalyptic number.

4997739 is a deficient number, since it is larger than the sum of its proper divisors (1955733).

4997739 is a wasteful number, since it uses less digits than its factorization.

4997739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72457.

The product of its digits is 428652, while the sum is 48.

The square root of 4997739 is about 2235.5623453619. The cubic root of 4997739 is about 170.9718157441.

The spelling of 4997739 in words is "four million, nine hundred ninety-seven thousand, seven hundred thirty-nine".