42945796 has 12 divisors (see below), whose sum is σ = 75442752. Its totient is φ = 21390728.

The previous prime is 42945767. The next prime is 42945797. The reversal of 42945796 is 69754924.

It is not an unprimeable number, because it can be changed into a prime (42945797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19360 + ... + 21463.

It is an arithmetic number, because the mean of its divisors is an integer number (6286896).

Almost surely, 2^42945796 is an apocalyptic number.

It is an amenable number.

42945796 is a deficient number, since it is larger than the sum of its proper divisors (32496956).

42945796 is a wasteful number, since it uses less digits than its factorization.

42945796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41090 (or 41088 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 42945796 is about 6553.3042047505. The cubic root of 42945796 is about 350.1925362426.

It can be divided in two parts, 429 and 45796, that added together give a square (46225 = 215²).

The spelling of 42945796 in words is "forty-two million, nine hundred forty-five thousand, seven hundred ninety-six".