2146430742 has 16 divisors (see below), whose sum is σ = 4392696000. Its totient is φ = 698837832.

The previous prime is 2146430719. The next prime is 2146430809. The reversal of 2146430742 is 2470346412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4159492 + ... + 4160007.

It is an arithmetic number, because the mean of its divisors is an integer number (274543500).

Almost surely, 2^2146430742 is an apocalyptic number.

2146430742 is an abundant number, since it is smaller than the sum of its proper divisors (2246265258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2146430742 is a wasteful number, since it uses less digits than its factorization.

2146430742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8319547.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 2146430742 is about 46329.5881915650. The cubic root of 2146430742 is about 1289.9482666592.

The spelling of 2146430742 in words is "two billion, one hundred forty-six million, four hundred thirty thousand, seven hundred forty-two".