1020364 has 12 divisors (see below), whose sum is σ = 1808800. Its totient is φ = 503568.

The previous prime is 1020361. The next prime is 1020379. The reversal of 1020364 is 4630201.

It is a super-2 number, since 2×1020364² = 2082285384992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1020361) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1299 + ... + 1930.

2^1020364 is an apocalyptic number.

It is an amenable number.

1020364 is a deficient number, since it is larger than the sum of its proper divisors (788436).

1020364 is a wasteful number, since it uses less digits than its factorization.

1020364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312 (or 3310 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1020364 is about 1010.1306846146. The cubic root of 1020364 is about 100.6742437367.

Adding to 1020364 its reverse (4630201), we get a palindrome (5650565).

The spelling of 1020364 in words is "one million, twenty thousand, three hundred sixty-four".