42293774 has 8 divisors (see below), whose sum is σ = 65628360. Its totient is φ = 20417656.

The previous prime is 42293767. The next prime is 42293809. The reversal of 42293774 is 47739224.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 364544 + ... + 364659.

It is an arithmetic number, because the mean of its divisors is an integer number (8203545).

Almost surely, 2^42293774 is an apocalyptic number.

42293774 is a deficient number, since it is larger than the sum of its proper divisors (23334586).

42293774 is a wasteful number, since it uses less digits than its factorization.

42293774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729234.

The product of its digits is 84672, while the sum is 38.

The square root of 42293774 is about 6503.3663590482. The cubic root of 42293774 is about 348.4112316084.

The spelling of 42293774 in words is "forty-two million, two hundred ninety-three thousand, seven hundred seventy-four".