378302432 has 24 divisors (see below), whose sum is σ = 747451152. Its totient is φ = 188473600.

The previous prime is 378302429. The next prime is 378302437. The reversal of 378302432 is 234203873.

It is a super-2 number, since 2×378302432² = 286225460114229248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378302437) 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, 12044 + ... + 30027.

It is an arithmetic number, because the mean of its divisors is an integer number (31143798).

Almost surely, 2^378302432 is an apocalyptic number.

378302432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

378302432 is a deficient number, since it is larger than the sum of its proper divisors (369148720).

378302432 is a wasteful number, since it uses less digits than its factorization.

378302432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42362 (or 42354 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 378302432 is about 19449.9982519279. The cubic root of 378302432 is about 723.2354596326.

The spelling of 378302432 in words is "three hundred seventy-eight million, three hundred two thousand, four hundred thirty-two".