1490893 has 2 divisors, whose sum is σ = 1490894. Its totient is φ = 1490892.

The previous prime is 1490869. The next prime is 1490899. The reversal of 1490893 is 3980941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1077444 + 413449 = 1038^2 + 643^2 .

It is a cyclic number.

It is not a de Polignac number, because 1490893 - 2⁹ = 1490381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745446 + 745447.

It is an arithmetic number, because the mean of its divisors is an integer number (745447).

2^1490893 is an apocalyptic number.

It is an amenable number.

1490893 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490893 is an equidigital number, since it uses as much as digits as its factorization.

1490893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 1490893 is about 1221.0212938356. The cubic root of 1490893 is about 114.2392891050.

The spelling of 1490893 in words is "one million, four hundred ninety thousand, eight hundred ninety-three".