1920136 has 8 divisors (see below), whose sum is σ = 3600270. Its totient is φ = 960064.

The previous prime is 1920101. The next prime is 1920143. The reversal of 1920136 is 6310291.

It can be written as a sum of positive squares in only one way, i.e., 1664100 + 256036 = 1290^2 + 506^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120001 + ... + 120016.

2^1920136 is an apocalyptic number.

It is an amenable number.

1920136 is a deficient number, since it is larger than the sum of its proper divisors (1680134).

1920136 is a wasteful number, since it uses less digits than its factorization.

1920136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240023 (or 240019 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1920136 is about 1385.6897199590. The cubic root of 1920136 is about 124.2922347773.

The spelling of 1920136 in words is "one million, nine hundred twenty thousand, one hundred thirty-six".