42373478 has 8 divisors (see below), whose sum is σ = 72640272. Its totient is φ = 18160056.

The previous prime is 42373433. The next prime is 42373481. The reversal of 42373478 is 87437324.

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

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, 1513325 + ... + 1513352.

It is an arithmetic number, because the mean of its divisors is an integer number (9080034).

Almost surely, 2^42373478 is an apocalyptic number.

42373478 is a deficient number, since it is larger than the sum of its proper divisors (30266794).

42373478 is a wasteful number, since it uses less digits than its factorization.

42373478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026686.

The product of its digits is 112896, while the sum is 38.

The square root of 42373478 is about 6509.4913779803. The cubic root of 42373478 is about 348.6299583860.

The spelling of 42373478 in words is "forty-two million, three hundred seventy-three thousand, four hundred seventy-eight".