378290372 has 6 divisors (see below), whose sum is σ = 662008158. Its totient is φ = 189145184.

The previous prime is 378290371. The next prime is 378290387. The reversal of 378290372 is 273092873.

It can be written as a sum of positive squares in only one way, i.e., 372258436 + 6031936 = 19294^2 + 2456^2 .

It is not an unprimeable number, because it can be changed into a prime (378290371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47286293 + ... + 47286300.

It is an arithmetic number, because the mean of its divisors is an integer number (110334693).

Almost surely, 2^378290372 is an apocalyptic number.

It is an amenable number.

378290372 is a deficient number, since it is larger than the sum of its proper divisors (283717786).

378290372 is a wasteful number, since it uses less digits than its factorization.

378290372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94572597 (or 94572595 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 378290372 is about 19449.6882237223. The cubic root of 378290372 is about 723.2277741482.

The spelling of 378290372 in words is "three hundred seventy-eight million, two hundred ninety thousand, three hundred seventy-two".