42694043 has 12 divisors (see below), whose sum is σ = 49773312. Its totient is φ = 36514800.

The previous prime is 42694033. The next prime is 42694081. The reversal of 42694043 is 34049624.

It is not a de Polignac number, because 42694043 - 2⁴ = 42694027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42694033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36518 + ... + 37668.

It is an arithmetic number, because the mean of its divisors is an integer number (4147776).

Almost surely, 2^42694043 is an apocalyptic number.

42694043 is a deficient number, since it is larger than the sum of its proper divisors (7079269).

42694043 is a wasteful number, since it uses less digits than its factorization.

42694043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922 (or 1915 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 42694043 is about 6534.0678753744. The cubic root of 42694043 is about 349.5069056347.

The spelling of 42694043 in words is "forty-two million, six hundred ninety-four thousand, forty-three".