1200342 has 32 divisors (see below), whose sum is σ = 2822400. Its totient is φ = 335520.

The previous prime is 1200341. The next prime is 1200349. The reversal of 1200342 is 2430021.

It is a super-3 number, since 3×1200342³ = 5188433583331205064, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159 + ... + 1557.

It is an arithmetic number, because the mean of its divisors is an integer number (88200).

2^1200342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1411200).

1200342 is an abundant number, since it is smaller than the sum of its proper divisors (1622058).

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

1200342 is a wasteful number, since it uses less digits than its factorization.

1200342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1200342 is about 1095.6012048186. The cubic root of 1200342 is about 106.2759512158.

Adding to 1200342 its reverse (2430021), we get a palindrome (3630363).

The spelling of 1200342 in words is "one million, two hundred thousand, three hundred forty-two".