378234672 has 40 divisors (see below), whose sum is σ = 1028535360. Its totient is φ = 119442240.

The previous prime is 378234671. The next prime is 378234677. The reversal of 378234672 is 276432873.

It is a super-2 number, since 2×378234672² = 286122934205895168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (378234671) 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, 206454 + ... + 208277.

It is an arithmetic number, because the mean of its divisors is an integer number (25713384).

Almost surely, 2^378234672 is an apocalyptic number.

It is an amenable number.

378234672 is an abundant number, since it is smaller than the sum of its proper divisors (650300688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

378234672 is a wasteful number, since it uses less digits than its factorization.

378234672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414761 (or 414755 counting only the distinct ones).

The product of its digits is 338688, while the sum is 42.

The square root of 378234672 is about 19448.2562714501. The cubic root of 378234672 is about 723.1922760518.

The spelling of 378234672 in words is "three hundred seventy-eight million, two hundred thirty-four thousand, six hundred seventy-two".