427907378 has 8 divisors (see below), whose sum is σ = 643248768. Its totient is φ = 213491124.

The previous prime is 427907377. The next prime is 427907399. The reversal of 427907378 is 873709724.

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 (427907377) 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, 230126 + ... + 231977.

It is an arithmetic number, because the mean of its divisors is an integer number (80406096).

Almost surely, 2^427907378 is an apocalyptic number.

427907378 is a deficient number, since it is larger than the sum of its proper divisors (215341390).

427907378 is a wasteful number, since it uses less digits than its factorization.

427907378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462568.

The product of its (nonzero) digits is 592704, while the sum is 47.

The square root of 427907378 is about 20685.9222177789. The cubic root of 427907378 is about 753.5578382136.

The spelling of 427907378 in words is "four hundred twenty-seven million, nine hundred seven thousand, three hundred seventy-eight".