2073664 has 14 divisors (see below), whose sum is σ = 4115054. Its totient is φ = 1036800.

The previous prime is 2073661. The next prime is 2073667. The reversal of 2073664 is 4663702.

It is an interprime number because it is at equal distance from previous prime (2073661) and next prime (2073667).

It can be written as a sum of positive squares in only one way, i.e., 2073600 + 64 = 1440^2 + 8^2 .

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2073661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16137 + ... + 16264.

2^2073664 is an apocalyptic number.

It is an amenable number.

2073664 is a deficient number, since it is larger than the sum of its proper divisors (2041390).

2073664 is an equidigital number, since it uses as much as digits as its factorization.

2073664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32413 (or 32403 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 2073664 is about 1440.0222220508. The cubic root of 2073664 is about 127.5203402126.

It can be divided in two parts, 20736 and 64, that multiplied together give a square (1327104 = 1152²).

The spelling of 2073664 in words is "two million, seventy-three thousand, six hundred sixty-four".