1945796 has 6 divisors (see below), whose sum is σ = 3405150. Its totient is φ = 972896.

The previous prime is 1945781. The next prime is 1945799. The reversal of 1945796 is 6975491.

It can be written as a sum of positive squares in only one way, i.e., 1597696 + 348100 = 1264^2 + 590^2 .

It is a super-2 number, since 2×1945796² = 7572244147232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1945799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243221 + ... + 243228.

It is an arithmetic number, because the mean of its divisors is an integer number (567525).

2^1945796 is an apocalyptic number.

It is an amenable number.

1945796 is a deficient number, since it is larger than the sum of its proper divisors (1459354).

1945796 is a wasteful number, since it uses less digits than its factorization.

1945796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486453 (or 486451 counting only the distinct ones).

The product of its digits is 68040, while the sum is 41.

The square root of 1945796 is about 1394.9179187321. The cubic root of 1945796 is about 124.8434520237.

The spelling of 1945796 in words is "one million, nine hundred forty-five thousand, seven hundred ninety-six".