254402422 has 8 divisors (see below), whose sum is σ = 381814272. Its totient is φ = 127131000.

The previous prime is 254402377. The next prime is 254402459. The reversal of 254402422 is 224204452.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30454 + ... + 37897.

It is an arithmetic number, because the mean of its divisors is an integer number (47726784).

Almost surely, 2^254402422 is an apocalyptic number.

254402422 is a deficient number, since it is larger than the sum of its proper divisors (127411850).

254402422 is a wasteful number, since it uses less digits than its factorization.

254402422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70214.

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 254402422 is about 15949.9975548587. The cubic root of 254402422 is about 633.6368318846.

Adding to 254402422 its reverse (224204452), we get a palindrome (478606874).

The spelling of 254402422 in words is "two hundred fifty-four million, four hundred two thousand, four hundred twenty-two".