2426657 has 4 divisors (see below), whose sum is σ = 2478336. Its totient is φ = 2374980.

The previous prime is 2426651. The next prime is 2426693. The reversal of 2426657 is 7566242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2426657 - 2¹² = 2422561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2426651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25769 + ... + 25862.

It is an arithmetic number, because the mean of its divisors is an integer number (619584).

2^2426657 is an apocalyptic number.

It is an amenable number.

2426657 is a deficient number, since it is larger than the sum of its proper divisors (51679).

2426657 is an equidigital number, since it uses as much as digits as its factorization.

2426657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51678.

The product of its digits is 20160, while the sum is 32.

The square root of 2426657 is about 1557.7730900231. The cubic root of 2426657 is about 134.3804625146.

The spelling of 2426657 in words is "two million, four hundred twenty-six thousand, six hundred fifty-seven".