378611236 has 6 divisors (see below), whose sum is σ = 662569670. Its totient is φ = 189305616.

The previous prime is 378611183. The next prime is 378611243. The reversal of 378611236 is 632116873.

It can be written as a sum of positive squares in only one way, i.e., 225000000 + 153611236 = 15000^2 + 12394^2 .

It is a junction number, because it is equal to n+sod(n) for n = 378611195 and 378611204.

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 as a sum of consecutive naturals, namely, 47326401 + ... + 47326408.

Almost surely, 2^378611236 is an apocalyptic number.

It is an amenable number.

378611236 is a deficient number, since it is larger than the sum of its proper divisors (283958434).

378611236 is a wasteful number, since it uses less digits than its factorization.

378611236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94652813 (or 94652811 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 378611236 is about 19457.9350394640. The cubic root of 378611236 is about 723.4321957553.

The spelling of 378611236 in words is "three hundred seventy-eight million, six hundred eleven thousand, two hundred thirty-six".