1418234 has 4 divisors (see below), whose sum is σ = 2127354. Its totient is φ = 709116.

The previous prime is 1418233. The next prime is 1418239. The reversal of 1418234 is 4328141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4328141 = 271 ⋅15971.

It can be written as a sum of positive squares in only one way, i.e., 1357225 + 61009 = 1165^2 + 247^2 .

It is a super-2 number, since 2×1418234² = 4022775357512, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1418233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354557 + ... + 354560.

2^1418234 is an apocalyptic number.

1418234 is a deficient number, since it is larger than the sum of its proper divisors (709120).

1418234 is an equidigital number, since it uses as much as digits as its factorization.

1418234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709119.

The product of its digits is 768, while the sum is 23.

The square root of 1418234 is about 1190.8963011111. The cubic root of 1418234 is about 112.3524716419.

The spelling of 1418234 in words is "one million, four hundred eighteen thousand, two hundred thirty-four".