1352406 has 32 divisors (see below), whose sum is σ = 3050496. Its totient is φ = 396000.

The previous prime is 1352389. The next prime is 1352419. The reversal of 1352406 is 6042531.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1716 + ... + 2376.

It is an arithmetic number, because the mean of its divisors is an integer number (95328).

2^1352406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1352406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1525248).

1352406 is an abundant number, since it is smaller than the sum of its proper divisors (1698090).

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

1352406 is a wasteful number, since it uses less digits than its factorization.

1352406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1352406 is about 1162.9299205025. The cubic root of 1352406 is about 110.5865636203.

Adding to 1352406 its reverse (6042531), we get a palindrome (7394937).

The spelling of 1352406 in words is "one million, three hundred fifty-two thousand, four hundred six".