1946423 has 4 divisors (see below), whose sum is σ = 1957848. Its totient is φ = 1935000.

The previous prime is 1946407. The next prime is 1946429. The reversal of 1946423 is 3246491.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3246491 = 37 ⋅87743.

It is a cyclic number.

It is not a de Polignac number, because 1946423 - 2⁴ = 1946407 is a prime.

It is a d-powerful number, because it can be written as 1 + 9⁴ + 4³ + 6⁷ + 4⁸ + 2 + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1946429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5453 + ... + 5798.

It is an arithmetic number, because the mean of its divisors is an integer number (489462).

2^1946423 is an apocalyptic number.

1946423 is a deficient number, since it is larger than the sum of its proper divisors (11425).

1946423 is a wasteful number, since it uses less digits than its factorization.

1946423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11424.

The product of its digits is 5184, while the sum is 29.

The square root of 1946423 is about 1395.1426450367. The cubic root of 1946423 is about 124.8568601504.

The spelling of 1946423 in words is "one million, nine hundred forty-six thousand, four hundred twenty-three".