2684425 has 6 divisors (see below), whose sum is σ = 3328718. Its totient is φ = 2147520.

The previous prime is 2684401. The next prime is 2684431. The reversal of 2684425 is 5244862.

It can be written as a sum of positive squares in 3 ways, for example, as 602176 + 2082249 = 776^2 + 1443^2 .

It is not a de Polignac number, because 2684425 - 2¹¹ = 2682377 is a prime.

It is a super-2 number, since 2×2684425² = 14412275161250, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹⁶ + 6² + 8⁷ + 4 + 4⁸ + 2¹⁶ + 5⁸ .

It is a Duffinian 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, 53664 + ... + 53713.

2^2684425 is an apocalyptic number.

2684425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2684425 is a deficient number, since it is larger than the sum of its proper divisors (644293).

2684425 is a wasteful number, since it uses less digits than its factorization.

2684425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107387 (or 107382 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 2684425 is about 1638.4214964410. The cubic root of 2684425 is about 138.9793975986.

The spelling of 2684425 in words is "two million, six hundred eighty-four thousand, four hundred twenty-five".