1414638 has 64 divisors (see below), whose sum is σ = 3525120. Its totient is φ = 418176.

The previous prime is 1414631. The next prime is 1414663. The reversal of 1414638 is 8364141.

1414638 is a `hidden beast` number, since 14 + 14 + 638 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1414631) 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 in 31 ways as a sum of consecutive naturals, for example, 21081 + ... + 21147.

It is an arithmetic number, because the mean of its divisors is an integer number (55080).

2^1414638 is an apocalyptic number.

1414638 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1414638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1762560).

1414638 is an abundant number, since it is smaller than the sum of its proper divisors (2110482).

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

1414638 is a wasteful number, since it uses less digits than its factorization.

1414638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 112 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 1414638 is about 1189.3855556547. The cubic root of 1414638 is about 112.2574329200.

Adding to 1414638 its reverse (8364141), we get a palindrome (9778779).

The spelling of 1414638 in words is "one million, four hundred fourteen thousand, six hundred thirty-eight".