1064390 has 16 divisors (see below), whose sum is σ = 1930608. Its totient is φ = 422496.

The previous prime is 1064383. The next prime is 1064407. The reversal of 1064390 is 934601.

It is a super-2 number, since 2×1064390² = 2265852144200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1304 + ... + 1956.

It is an arithmetic number, because the mean of its divisors is an integer number (120663).

2^1064390 is an apocalyptic number.

1064390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1064390 is a deficient number, since it is larger than the sum of its proper divisors (866218).

1064390 is a wasteful number, since it uses less digits than its factorization.

1064390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823.

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

The square root of 1064390 is about 1031.6927837297. The cubic root of 1064390 is about 102.1018462422.

Adding to 1064390 its reverse (934601), we get a palindrome (1998991).

The spelling of 1064390 in words is "one million, sixty-four thousand, three hundred ninety".