2550045 has 8 divisors (see below), whose sum is σ = 4080096. Its totient is φ = 1360016.

The previous prime is 2550019. The next prime is 2550059. The reversal of 2550045 is 5400552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2550045 - 2⁵ = 2550013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84987 + ... + 85016.

It is an arithmetic number, because the mean of its divisors is an integer number (510012).

2^2550045 is an apocalyptic number.

It is an amenable number.

2550045 is a deficient number, since it is larger than the sum of its proper divisors (1530051).

2550045 is a wasteful number, since it uses less digits than its factorization.

2550045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170011.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 2550045 is about 1596.8860322515. The cubic root of 2550045 is about 136.6205244454.

Adding to 2550045 its reverse (5400552), we get a palindrome (7950597).

The spelling of 2550045 in words is "two million, five hundred fifty thousand, forty-five".