3398537 has 4 divisors (see below), whose sum is σ = 3416340. Its totient is φ = 3380736.

The previous prime is 3398497. The next prime is 3398543. The reversal of 3398537 is 7358933.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7358933 = 1723 ⋅4271.

It can be written as a sum of positive squares in 2 ways, for example, as 1666681 + 1731856 = 1291^2 + 1316^2 .

It is a cyclic number.

It is not a de Polignac number, because 3398537 - 2¹⁴ = 3382153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3398537.

It is not an unprimeable number, because it can be changed into a prime (3391537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8612 + ... + 8997.

It is an arithmetic number, because the mean of its divisors is an integer number (854085).

Almost surely, 2^3398537 is an apocalyptic number.

It is an amenable number.

3398537 is a deficient number, since it is larger than the sum of its proper divisors (17803).

3398537 is a wasteful number, since it uses less digits than its factorization.

3398537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17802.

The product of its digits is 68040, while the sum is 38.

The square root of 3398537 is about 1843.5121371990. The cubic root of 3398537 is about 150.3478888283.

The spelling of 3398537 in words is "three million, three hundred ninety-eight thousand, five hundred thirty-seven".