1968550 has 12 divisors (see below), whose sum is σ = 3661596. Its totient is φ = 787400.

The previous prime is 1968541. The next prime is 1968563. The reversal of 1968550 is 558691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19636 + ... + 19735.

It is an arithmetic number, because the mean of its divisors is an integer number (305133).

2^1968550 is an apocalyptic number.

1968550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1968550 is a deficient number, since it is larger than the sum of its proper divisors (1693046).

1968550 is a wasteful number, since it uses less digits than its factorization.

1968550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39383 (or 39378 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 1968550 is about 1403.0502485656. The cubic root of 1968550 is about 125.3282041686.

The spelling of 1968550 in words is "one million, nine hundred sixty-eight thousand, five hundred fifty".