42741194 has 4 divisors (see below), whose sum is σ = 64111794. Its totient is φ = 21370596.

The previous prime is 42741173. The next prime is 42741197. The reversal of 42741194 is 49114724.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 42706225 + 34969 = 6535^2 + 187^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42741194.

It is not an unprimeable number, because it can be changed into a prime (42741197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10685297 + ... + 10685300.

Almost surely, 2^42741194 is an apocalyptic number.

42741194 is a deficient number, since it is larger than the sum of its proper divisors (21370600).

42741194 is a wasteful number, since it uses less digits than its factorization.

42741194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21370599.

The product of its digits is 8064, while the sum is 32.

The square root of 42741194 is about 6537.6749689779. The cubic root of 42741194 is about 349.6355226190.

The spelling of 42741194 in words is "forty-two million, seven hundred forty-one thousand, one hundred ninety-four".