2609425 has 48 divisors (see below), whose sum is σ = 4221952. Its totient is φ = 1555200.

The previous prime is 2609423. The next prime is 2609443. The reversal of 2609425 is 5249062.

It is not a de Polignac number, because 2609425 - 2¹ = 2609423 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2609393 and 2609402.

It is not an unprimeable number, because it can be changed into a prime (2609423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70507 + ... + 70543.

2^2609425 is an apocalyptic number.

2609425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2609425 is a deficient number, since it is larger than the sum of its proper divisors (1612527).

2609425 is a wasteful number, since it uses less digits than its factorization.

2609425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2609425 is about 1615.3714743055. The cubic root of 2609425 is about 137.6728404959.

The spelling of 2609425 in words is "two million, six hundred nine thousand, four hundred twenty-five".