42945702 has 16 divisors (see below), whose sum is σ = 86095872. Its totient is φ = 14281160.

The previous prime is 42945697. The next prime is 42945709. The reversal of 42945702 is 20754924.

42945702 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42945709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5718 + ... + 10889.

It is an arithmetic number, because the mean of its divisors is an integer number (5380992).

Almost surely, 2^42945702 is an apocalyptic number.

42945702 is an abundant number, since it is smaller than the sum of its proper divisors (43150170).

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

42945702 is a wasteful number, since it uses less digits than its factorization.

42945702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17043.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 42945702 is about 6553.2970327920. The cubic root of 42945702 is about 350.1922807413.

The spelling of 42945702 in words is "forty-two million, nine hundred forty-five thousand, seven hundred two".