1200738 has 64 divisors (see below), whose sum is σ = 3151872. Its totient is φ = 295680.

The previous prime is 1200701. The next prime is 1200739. The reversal of 1200738 is 8370021.

It is a Harshad number since it is a multiple of its sum of digits (21).

1200738 is a modest number, since divided by 738 gives 12 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1200739) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10570 + ... + 10682.

It is an arithmetic number, because the mean of its divisors is an integer number (49248).

2^1200738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1575936).

1200738 is an abundant number, since it is smaller than the sum of its proper divisors (1951134).

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

1200738 is a wasteful number, since it uses less digits than its factorization.

1200738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1200738 is about 1095.7819126085. The cubic root of 1200738 is about 106.2876369546.

Adding to 1200738 its reverse (8370021), we get a palindrome (9570759).

The spelling of 1200738 in words is "one million, two hundred thousand, seven hundred thirty-eight".