1494897 has 8 divisors (see below), whose sum is σ = 2012256. Its totient is φ = 987072.

The previous prime is 1494887. The next prime is 1494907. The reversal of 1494897 is 7984941.

It is an interprime number because it is at equal distance from previous prime (1494887) and next prime (1494907).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1494897 - 2⁴ = 1494881 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1494887) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2008 + ... + 2649.

It is an arithmetic number, because the mean of its divisors is an integer number (251532).

2^1494897 is an apocalyptic number.

It is an amenable number.

1494897 is a deficient number, since it is larger than the sum of its proper divisors (517359).

1494897 is a wasteful number, since it uses less digits than its factorization.

1494897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4767.

The product of its digits is 72576, while the sum is 42.

The square root of 1494897 is about 1222.6598055060. The cubic root of 1494897 is about 114.3414661762.

The spelling of 1494897 in words is "one million, four hundred ninety-four thousand, eight hundred ninety-seven".