1466497 has 4 divisors (see below), whose sum is σ = 1486660. Its totient is φ = 1446336.

The previous prime is 1466473. The next prime is 1466519. The reversal of 1466497 is 7946641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 484416 + 982081 = 696^2 + 991^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1466497 is a prime.

It is a super-2 number, since 2×1466497² = 4301226902018, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

1466497 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1466407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9972 + ... + 10117.

It is an arithmetic number, because the mean of its divisors is an integer number (371665).

2^1466497 is an apocalyptic number.

It is an amenable number.

1466497 is a deficient number, since it is larger than the sum of its proper divisors (20163).

1466497 is an equidigital number, since it uses as much as digits as its factorization.

1466497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20162.

The product of its digits is 36288, while the sum is 37.

The square root of 1466497 is about 1210.9900907935. The cubic root of 1466497 is about 113.6127467430.

The spelling of 1466497 in words is "one million, four hundred sixty-six thousand, four hundred ninety-seven".