1491064 has 16 divisors (see below), whose sum is σ = 2892600. Its totient is φ = 719712.

The previous prime is 1491041. The next prime is 1491079. The reversal of 1491064 is 4601941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2982 + ... + 3445.

2^1491064 is an apocalyptic number.

It is an amenable number.

1491064 is a deficient number, since it is larger than the sum of its proper divisors (1401536).

1491064 is a wasteful number, since it uses less digits than its factorization.

1491064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6462 (or 6458 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1491064 is about 1221.0913151767. The cubic root of 1491064 is about 114.2436565482.

The spelling of 1491064 in words is "one million, four hundred ninety-one thousand, sixty-four".