42354058 has 4 divisors (see below), whose sum is σ = 63531090. Its totient is φ = 21177028.

The previous prime is 42354031. The next prime is 42354061. The reversal of 42354058 is 85045324.

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., 32638369 + 9715689 = 5713^2 + 3117^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10588513 + ... + 10588516.

Almost surely, 2^42354058 is an apocalyptic number.

42354058 is a deficient number, since it is larger than the sum of its proper divisors (21177032).

42354058 is a wasteful number, since it uses less digits than its factorization.

42354058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21177031.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 42354058 is about 6507.9995390289. Note that the first 3 decimals coincide. The cubic root of 42354058 is about 348.5766905663.

The spelling of 42354058 in words is "forty-two million, three hundred fifty-four thousand, fifty-eight".