250331422 has 64 divisors (see below), whose sum is σ = 452563200. Its totient is φ = 102574080.

The previous prime is 250331401. The next prime is 250331449. The reversal of 250331422 is 224133052.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 250331393 and 250331402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1296958 + ... + 1297150.

It is an arithmetic number, because the mean of its divisors is an integer number (7071300).

Almost surely, 2^250331422 is an apocalyptic number.

250331422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

250331422 is a deficient number, since it is larger than the sum of its proper divisors (202231778).

250331422 is a wasteful number, since it uses less digits than its factorization.

250331422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 250331422 is about 15821.8653135463. The cubic root of 250331422 is about 630.2387790604.

Adding to 250331422 its reverse (224133052), we get a palindrome (474464474).

The spelling of 250331422 in words is "two hundred fifty million, three hundred thirty-one thousand, four hundred twenty-two".