378396752 has 10 divisors (see below), whose sum is σ = 733143738. Its totient is φ = 189198368.

The previous prime is 378396731. The next prime is 378396763. The reversal of 378396752 is 257693873.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 229946896 + 148449856 = 15164^2 + 12184^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 378396752.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11824883 + ... + 11824914.

Almost surely, 2^378396752 is an apocalyptic number.

It is an amenable number.

378396752 is a deficient number, since it is larger than the sum of its proper divisors (354746986).

378396752 is a wasteful number, since it uses less digits than its factorization.

378396752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23649805 (or 23649799 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 50.

The square root of 378396752 is about 19452.4227796951. The cubic root of 378396752 is about 723.2955613698.

The spelling of 378396752 in words is "three hundred seventy-eight million, three hundred ninety-six thousand, seven hundred fifty-two".