1490430742 has 8 divisors (see below), whose sum is σ = 2273538600. Its totient is φ = 732584544.

The previous prime is 1490430709. The next prime is 1490430763. The reversal of 1490430742 is 2470340941.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1490430698 and 1490430707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6315267 + ... + 6315502.

It is an arithmetic number, because the mean of its divisors is an integer number (284192325).

Almost surely, 2^1490430742 is an apocalyptic number.

1490430742 is a deficient number, since it is larger than the sum of its proper divisors (783107858).

1490430742 is a wasteful number, since it uses less digits than its factorization.

1490430742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12630830.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1490430742 is about 38606.0972127461. The cubic root of 1490430742 is about 1142.2748108480.

The spelling of 1490430742 in words is "one billion, four hundred ninety million, four hundred thirty thousand, seven hundred forty-two".