1630770742 has 8 divisors (see below), whose sum is σ = 2480609232. Its totient is φ = 803901000.

The previous prime is 1630770737. The next prime is 1630770749. The reversal of 1630770742 is 2470770361.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1630770749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5742009 + ... + 5742292.

It is an arithmetic number, because the mean of its divisors is an integer number (310076154).

Almost surely, 2^1630770742 is an apocalyptic number.

1630770742 is a deficient number, since it is larger than the sum of its proper divisors (849838490).

1630770742 is a wasteful number, since it uses less digits than its factorization.

1630770742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11484374.

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 1630770742 is about 40382.8025525718. The cubic root of 1630770742 is about 1177.0573864575.

The spelling of 1630770742 in words is "one billion, six hundred thirty million, seven hundred seventy thousand, seven hundred forty-two".