1945926 has 12 divisors (see below), whose sum is σ = 4216212. Its totient is φ = 648636.

The previous prime is 1945919. The next prime is 1945943. The reversal of 1945926 is 6295491.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54036 + ... + 54071.

It is an arithmetic number, because the mean of its divisors is an integer number (351351).

2^1945926 is an apocalyptic number.

1945926 is an abundant number, since it is smaller than the sum of its proper divisors (2270286).

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

1945926 is a wasteful number, since it uses less digits than its factorization.

1945926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108115 (or 108112 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 1945926 is about 1394.9645156777. The cubic root of 1945926 is about 124.8462322547.

The spelling of 1945926 in words is "one million, nine hundred forty-five thousand, nine hundred twenty-six".