1440594 has 24 divisors (see below), whose sum is σ = 3146832. Its totient is φ = 476280.

The previous prime is 1440589. The next prime is 1440611. The reversal of 1440594 is 4950441.

It is a super-2 number, since 2×1440594² = 4150622145672, which contains 22 as substring.

1440594 is a modest number, since divided by 594 gives 144 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2689 + ... + 3179.

It is an arithmetic number, because the mean of its divisors is an integer number (131118).

2^1440594 is an apocalyptic number.

1440594 is an abundant number, since it is smaller than the sum of its proper divisors (1706238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1440594 is a wasteful number, since it uses less digits than its factorization.

1440594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1440594 is about 1200.2474744818. The cubic root of 1440594 is about 112.9398484257.

The spelling of 1440594 in words is "one million, four hundred forty thousand, five hundred ninety-four".