2554667 has 4 divisors (see below), whose sum is σ = 2563680. Its totient is φ = 2545656.

The previous prime is 2554663. The next prime is 2554711. The reversal of 2554667 is 7664552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2554667 - 2² = 2554663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2554663) 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, 4067 + ... + 4652.

It is an arithmetic number, because the mean of its divisors is an integer number (640920).

2^2554667 is an apocalyptic number.

2554667 is a deficient number, since it is larger than the sum of its proper divisors (9013).

2554667 is an equidigital number, since it uses as much as digits as its factorization.

2554667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9012.

The product of its digits is 50400, while the sum is 35.

The square root of 2554667 is about 1598.3325686477. The cubic root of 2554667 is about 136.7030169684.

The spelling of 2554667 in words is "two million, five hundred fifty-four thousand, six hundred sixty-seven".