378513976 has 16 divisors (see below), whose sum is σ = 751461840. Its totient is φ = 178124160.

The previous prime is 378513973. The next prime is 378513977. The reversal of 378513976 is 679315873.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378513973) 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, 1391460 + ... + 1391731.

It is an arithmetic number, because the mean of its divisors is an integer number (46966365).

Almost surely, 2^378513976 is an apocalyptic number.

It is an amenable number.

378513976 is a deficient number, since it is larger than the sum of its proper divisors (372947864).

378513976 is a wasteful number, since it uses less digits than its factorization.

378513976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783214 (or 2783210 counting only the distinct ones).

The product of its digits is 952560, while the sum is 49.

The square root of 378513976 is about 19455.4356414859. The cubic root of 378513976 is about 723.3702438686.

The spelling of 378513976 in words is "three hundred seventy-eight million, five hundred thirteen thousand, nine hundred seventy-six".