42194746 has 8 divisors (see below), whose sum is σ = 69045984. Its totient is φ = 19179420.

The previous prime is 42194743. The next prime is 42194749. The reversal of 42194746 is 64749124.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42194743) and next prime (42194749).

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

It is not an unprimeable number, because it can be changed into a prime (42194741) 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, 958950 + ... + 958993.

It is an arithmetic number, because the mean of its divisors is an integer number (8630748).

Almost surely, 2^42194746 is an apocalyptic number.

42194746 is a deficient number, since it is larger than the sum of its proper divisors (26851238).

42194746 is a wasteful number, since it uses less digits than its factorization.

42194746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917956.

The product of its digits is 48384, while the sum is 37.

The square root of 42194746 is about 6495.7483017740. The cubic root of 42194746 is about 348.1390920186.

The spelling of 42194746 in words is "forty-two million, one hundred ninety-four thousand, seven hundred forty-six".