1920236 has 6 divisors (see below), whose sum is σ = 3360420. Its totient is φ = 960116.

The previous prime is 1920227. The next prime is 1920239. The reversal of 1920236 is 6320291.

It is not an unprimeable number, because it can be changed into a prime (1920239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240026 + ... + 240033.

It is an arithmetic number, because the mean of its divisors is an integer number (560070).

2^1920236 is an apocalyptic number.

It is an amenable number.

1920236 is a deficient number, since it is larger than the sum of its proper divisors (1440184).

1920236 is a wasteful number, since it uses less digits than its factorization.

1920236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480063 (or 480061 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1920236 is about 1385.7258026031. The cubic root of 1920236 is about 124.2943924384.

The spelling of 1920236 in words is "one million, nine hundred twenty thousand, two hundred thirty-six".