2550407 has 2 divisors, whose sum is σ = 2550408. Its totient is φ = 2550406.

The previous prime is 2550403. The next prime is 2550437. The reversal of 2550407 is 7040552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2550407 - 2² = 2550403 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2550403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275203 + 1275204.

It is an arithmetic number, because the mean of its divisors is an integer number (1275204).

2^2550407 is an apocalyptic number.

2550407 is a deficient number, since it is larger than the sum of its proper divisors (1).

2550407 is an equidigital number, since it uses as much as digits as its factorization.

2550407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 2550407 is about 1596.9993738258. Note that the first 3 decimals coincide. The cubic root of 2550407 is about 136.6269889444.

Adding to 2550407 its reverse (7040552), we get a palindrome (9590959).

The spelling of 2550407 in words is "two million, five hundred fifty thousand, four hundred seven".