2698340 has 12 divisors (see below), whose sum is σ = 5666556. Its totient is φ = 1079328.

The previous prime is 2698331. The next prime is 2698357. The reversal of 2698340 is 438962.

It can be written as a sum of positive squares in 2 ways, for example, as 1965604 + 732736 = 1402^2 + 856^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2¹³ + 6⁶ + 9² + 8³ + 3¹³ + 4¹⁰ + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 2698297 and 2698306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67439 + ... + 67478.

It is an arithmetic number, because the mean of its divisors is an integer number (472213).

2^2698340 is an apocalyptic number.

2698340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2698340 is an abundant number, since it is smaller than the sum of its proper divisors (2968216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2698340 is a wasteful number, since it uses less digits than its factorization.

2698340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134926 (or 134924 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2698340 is about 1642.6624729384. The cubic root of 2698340 is about 139.2191219822.

The spelling of 2698340 in words is "two million, six hundred ninety-eight thousand, three hundred forty".