1490722 has 12 divisors (see below), whose sum is σ = 2339190. Its totient is φ = 712448.

The previous prime is 1490717. The next prime is 1490729. The reversal of 1490722 is 2270941.

It can be written as a sum of positive squares in only one way, i.e., 1485961 + 4761 = 1219^2 + 69^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490729) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 354 + ... + 1762.

2^1490722 is an apocalyptic number.

1490722 is a deficient number, since it is larger than the sum of its proper divisors (848468).

1490722 is a wasteful number, since it uses less digits than its factorization.

1490722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457 (or 1434 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1490722 is about 1220.9512684788. The cubic root of 1490722 is about 114.2349213278.

The spelling of 1490722 in words is "one million, four hundred ninety thousand, seven hundred twenty-two".