1424238 has 8 divisors (see below), whose sum is σ = 2848488. Its totient is φ = 474744.

The previous prime is 1424237. The next prime is 1424257. The reversal of 1424238 is 8324241.

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

1424238 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118681 + ... + 118692.

It is an arithmetic number, because the mean of its divisors is an integer number (356061).

2^1424238 is an apocalyptic number.

1424238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1424238 is a wasteful number, since it uses less digits than its factorization.

1424238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237378.

The product of its digits is 1536, while the sum is 24.

The square root of 1424238 is about 1193.4144292743. The cubic root of 1424238 is about 112.5107940260.

Adding to 1424238 its reverse (8324241), we get a palindrome (9748479).

The spelling of 1424238 in words is "one million, four hundred twenty-four thousand, two hundred thirty-eight".