378698224 has 10 divisors (see below), whose sum is σ = 733727840. Its totient is φ = 189349104.

The previous prime is 378698209. The next prime is 378698227. The reversal of 378698224 is 422896873.

It is a Sastry number since concatenated with its successor gives a square.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378698227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11834304 + ... + 11834335.

It is an arithmetic number, because the mean of its divisors is an integer number (73372784).

Almost surely, 2^378698224 is an apocalyptic number.

It is an amenable number.

378698224 is a deficient number, since it is larger than the sum of its proper divisors (355029616).

378698224 is a wasteful number, since it uses less digits than its factorization.

378698224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23668647 (or 23668641 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 378698224 is about 19460.1701945281. The cubic root of 378698224 is about 723.4875956792.

The spelling of 378698224 in words is "three hundred seventy-eight million, six hundred ninety-eight thousand, two hundred twenty-four".