1490773 has 2 divisors, whose sum is σ = 1490774. Its totient is φ = 1490772.

The previous prime is 1490743. The next prime is 1490789. The reversal of 1490773 is 3770941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1238769 + 252004 = 1113^2 + 502^2 .

It is an emirp because it is prime and its reverse (3770941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1490773 - 2¹³ = 1482581 is a prime.

1490773 is a lucky number.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745386 + 745387.

It is an arithmetic number, because the mean of its divisors is an integer number (745387).

2^1490773 is an apocalyptic number.

It is an amenable number.

1490773 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490773 is an equidigital number, since it uses as much as digits as its factorization.

1490773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 1490773 is about 1220.9721536546. The cubic root of 1490773 is about 114.2362240332.

The spelling of 1490773 in words is "one million, four hundred ninety thousand, seven hundred seventy-three".