4991734 has 12 divisors (see below), whose sum is σ = 8230572. Its totient is φ = 2268860.

The previous prime is 4991719. The next prime is 4991771. The reversal of 4991734 is 4371994.

4991734 is nontrivially palindromic in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 4991693 and 4991702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10072 + ... + 10555.

It is an arithmetic number, because the mean of its divisors is an integer number (685881).

Almost surely, 2^4991734 is an apocalyptic number.

4991734 is a deficient number, since it is larger than the sum of its proper divisors (3238838).

4991734 is a wasteful number, since it uses less digits than its factorization.

4991734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20651 (or 20640 counting only the distinct ones).

The product of its digits is 27216, while the sum is 37.

The square root of 4991734 is about 2234.2188791611. The cubic root of 4991734 is about 170.9033116178.

The spelling of 4991734 in words is "four million, nine hundred ninety-one thousand, seven hundred thirty-four".