253983922 has 4 divisors (see below), whose sum is σ = 380975886. Its totient is φ = 126991960.

The previous prime is 253983907. The next prime is 253983923. The reversal of 253983922 is 229389352.

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

It can be written as a sum of positive squares in only one way, i.e., 127893481 + 126090441 = 11309^2 + 11229^2 .

It is not an unprimeable number, because it can be changed into a prime (253983923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63495979 + ... + 63495982.

Almost surely, 2^253983922 is an apocalyptic number.

253983922 is a deficient number, since it is larger than the sum of its proper divisors (126991964).

253983922 is a wasteful number, since it uses less digits than its factorization.

253983922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126991963.

The product of its digits is 233280, while the sum is 43.

The square root of 253983922 is about 15936.8730308050. The cubic root of 253983922 is about 633.2891903367.

The spelling of 253983922 in words is "two hundred fifty-three million, nine hundred eighty-three thousand, nine hundred twenty-two".