2550442 has 8 divisors (see below), whose sum is σ = 4050756. Its totient is φ = 1200192.

The previous prime is 2550437. The next prime is 2550467. The reversal of 2550442 is 2440552.

It can be written as a sum of positive squares in 2 ways, for example, as 2047761 + 502681 = 1431^2 + 709^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37473 + ... + 37540.

2^2550442 is an apocalyptic number.

2550442 is a deficient number, since it is larger than the sum of its proper divisors (1500314).

2550442 is a wasteful number, since it uses less digits than its factorization.

2550442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75032.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 2550442 is about 1597.0103318388. The cubic root of 2550442 is about 136.6276139326.

Adding to 2550442 its reverse (2440552), we get a palindrome (4990994).

It can be divided in two parts, 2550 and 442, that added together give a palindrome (2992).

The spelling of 2550442 in words is "two million, five hundred fifty thousand, four hundred forty-two".