1941406 has 16 divisors (see below), whose sum is σ = 3040128. Its totient is φ = 928800.

The previous prime is 1941403. The next prime is 1941409. The reversal of 1941406 is 6041491.

It is an interprime number because it is at equal distance from previous prime (1941403) and next prime (1941409).

It is a nialpdrome in base 5.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1941403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10636 + ... + 10816.

It is an arithmetic number, because the mean of its divisors is an integer number (190008).

2^1941406 is an apocalyptic number.

1941406 is a deficient number, since it is larger than the sum of its proper divisors (1098722).

1941406 is a wasteful number, since it uses less digits than its factorization.

1941406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1941406 is about 1393.3434608882. The cubic root of 1941406 is about 124.7494929719.

Adding to 1941406 its reverse (6041491), we get a palindrome (7982897).

It can be divided in two parts, 194 and 1406, that added together give a square (1600 = 40²).

The spelling of 1941406 in words is "one million, nine hundred forty-one thousand, four hundred six".