1434388 has 6 divisors (see below), whose sum is σ = 2510186. Its totient is φ = 717192.

The previous prime is 1434383. The next prime is 1434397. The reversal of 1434388 is 8834341.

It can be written as a sum of positive squares in only one way, i.e., 1140624 + 293764 = 1068^2 + 542^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 179295 + ... + 179302.

2^1434388 is an apocalyptic number.

It is an amenable number.

1434388 is a deficient number, since it is larger than the sum of its proper divisors (1075798).

1434388 is a wasteful number, since it uses less digits than its factorization.

1434388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358601 (or 358599 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 1434388 is about 1197.6593839652. The cubic root of 1434388 is about 112.7774354207. Note that the first 3 decimals are identical.

The spelling of 1434388 in words is "one million, four hundred thirty-four thousand, three hundred eighty-eight".