378378736 has 10 divisors (see below), whose sum is σ = 733108832. Its totient is φ = 189189360.

The previous prime is 378378733. The next prime is 378378743. The reversal of 378378736 is 637873873.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378378731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11824320 + ... + 11824351.

Almost surely, 2^378378736 is an apocalyptic number.

It is an amenable number.

378378736 is a deficient number, since it is larger than the sum of its proper divisors (354730096).

378378736 is a wasteful number, since it uses less digits than its factorization.

378378736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23648679 (or 23648673 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 52.

The square root of 378378736 is about 19451.9596956194. The cubic root of 378378736 is about 723.2840821490.

The spelling of 378378736 in words is "three hundred seventy-eight million, three hundred seventy-eight thousand, seven hundred thirty-six".