1075406 has 4 divisors (see below), whose sum is σ = 1613112. Its totient is φ = 537702.

The previous prime is 1075397. The next prime is 1075409. The reversal of 1075406 is 6045701.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268850 + ... + 268853.

It is an arithmetic number, because the mean of its divisors is an integer number (403278).

2^1075406 is an apocalyptic number.

1075406 is a deficient number, since it is larger than the sum of its proper divisors (537706).

1075406 is an equidigital number, since it uses as much as digits as its factorization.

1075406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537705.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 1075406 is about 1037.0178397694. The cubic root of 1075406 is about 102.4528754228.

The spelling of 1075406 in words is "one million, seventy-five thousand, four hundred six".