1493666 has 16 divisors (see below), whose sum is σ = 2462400. Its totient is φ = 676368.

The previous prime is 1493663. The next prime is 1493677. The reversal of 1493666 is 6663941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20 + ... + 1728.

It is an arithmetic number, because the mean of its divisors is an integer number (153900).

2^1493666 is an apocalyptic number.

1493666 is a deficient number, since it is larger than the sum of its proper divisors (968734).

1493666 is a wasteful number, since it uses less digits than its factorization.

1493666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753.

The product of its digits is 23328, while the sum is 35.

The square root of 1493666 is about 1222.1562911510. The cubic root of 1493666 is about 114.3100720404.

The spelling of 1493666 in words is "one million, four hundred ninety-three thousand, six hundred sixty-six".