3098739 has 32 divisors (see below), whose sum is σ = 4999680. Its totient is φ = 1670400.

The previous prime is 3098731. The next prime is 3098741. The reversal of 3098739 is 9378903.

It is a happy number.

It is not a de Polignac number, because 3098739 - 2³ = 3098731 is a prime.

3098739 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3098697 and 3098706.

It is not an unprimeable number, because it can be changed into a prime (3098731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50769 + ... + 50829.

It is an arithmetic number, because the mean of its divisors is an integer number (156240).

Almost surely, 2^3098739 is an apocalyptic number.

3098739 is a deficient number, since it is larger than the sum of its proper divisors (1900941).

3098739 is a wasteful number, since it uses less digits than its factorization.

3098739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 3098739 is about 1760.3235498055. The cubic root of 3098739 is about 145.7902003232.

The spelling of 3098739 in words is "three million, ninety-eight thousand, seven hundred thirty-nine".