378622246 has 4 divisors (see below), whose sum is σ = 567933372. Its totient is φ = 189311122.

The previous prime is 378622243. The next prime is 378622319. The reversal of 378622246 is 642226873.

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

It is a junction number, because it is equal to n+sod(n) for n = 378622199 and 378622208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378622241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94655560 + ... + 94655563.

It is an arithmetic number, because the mean of its divisors is an integer number (141983343).

Almost surely, 2^378622246 is an apocalyptic number.

378622246 is a deficient number, since it is larger than the sum of its proper divisors (189311126).

378622246 is a wasteful number, since it uses less digits than its factorization.

378622246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189311125.

The product of its digits is 193536, while the sum is 40.

The square root of 378622246 is about 19458.2179554038. The cubic root of 378622246 is about 723.4392081473.

The spelling of 378622246 in words is "three hundred seventy-eight million, six hundred twenty-two thousand, two hundred forty-six".