378630052 has 24 divisors (see below), whose sum is σ = 703261440. Its totient is φ = 177751680.

The previous prime is 378630047. The next prime is 378630059. The reversal of 378630052 is 250036873.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (378630059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22849 + ... + 35767.

It is an arithmetic number, because the mean of its divisors is an integer number (29302560).

Almost surely, 2^378630052 is an apocalyptic number.

It is an amenable number.

378630052 is a deficient number, since it is larger than the sum of its proper divisors (324631388).

378630052 is a wasteful number, since it uses less digits than its factorization.

378630052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13371 (or 13369 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 378630052 is about 19458.4185380005. The cubic root of 378630052 is about 723.4441797936. Note that the first 3 decimals are identical.

The spelling of 378630052 in words is "three hundred seventy-eight million, six hundred thirty thousand, fifty-two".