1964192 has 12 divisors (see below), whose sum is σ = 3867066. Its totient is φ = 982080.

The previous prime is 1964189. The next prime is 1964203. The reversal of 1964192 is 2914691.

It can be written as a sum of positive squares in only one way, i.e., 1948816 + 15376 = 1396^2 + 124^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 61381 = 1964192 / (1 + 9 + 6 + 4 + 1 + 9 + 2).

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 as a sum of consecutive naturals, namely, 30659 + ... + 30722.

2^1964192 is an apocalyptic number.

It is an amenable number.

1964192 is a deficient number, since it is larger than the sum of its proper divisors (1902874).

1964192 is an equidigital number, since it uses as much as digits as its factorization.

1964192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61391 (or 61383 counting only the distinct ones).

The product of its digits is 3888, while the sum is 32.

The square root of 1964192 is about 1401.4963431989. The cubic root of 1964192 is about 125.2356514679.

The spelling of 1964192 in words is "one million, nine hundred sixty-four thousand, one hundred ninety-two".