1492689706 has 16 divisors (see below), whose sum is σ = 2316367368. Its totient is φ = 720928000.

The previous prime is 1492689683. The next prime is 1492689707. The reversal of 1492689706 is 6079862941.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1284147225 + 208542481 = 35835^2 + 14441^2 .

It is not an unprimeable number, because it can be changed into a prime (1492689707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81835 + ... + 98398.

Almost surely, 2^1492689706 is an apocalyptic number.

1492689706 is a deficient number, since it is larger than the sum of its proper divisors (823677662).

1492689706 is a wasteful number, since it uses less digits than its factorization.

1492689706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180377.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 1492689706 is about 38635.3427058697. The cubic root of 1492689706 is about 1142.8516139301.

The spelling of 1492689706 in words is "one billion, four hundred ninety-two million, six hundred eighty-nine thousand, seven hundred six".