1945446 has 16 divisors (see below), whose sum is σ = 4119984. Its totient is φ = 610304.

The previous prime is 1945439. The next prime is 1945453. The reversal of 1945446 is 6445491.

It is an interprime number because it is at equal distance from previous prime (1945439) and next prime (1945453).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9435 + ... + 9638.

It is an arithmetic number, because the mean of its divisors is an integer number (257499).

2^1945446 is an apocalyptic number.

1945446 is an abundant number, since it is smaller than the sum of its proper divisors (2174538).

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

1945446 is a wasteful number, since it uses less digits than its factorization.

1945446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19095.

The product of its digits is 17280, while the sum is 33.

The square root of 1945446 is about 1394.7924576796. The cubic root of 1945446 is about 124.8359661707.

The spelling of 1945446 in words is "one million, nine hundred forty-five thousand, four hundred forty-six".