378512 has 20 divisors (see below), whose sum is σ = 752556. Its totient is φ = 184320.

The previous prime is 378509. The next prime is 378523. The reversal of 378512 is 215873.

It can be written as a sum of positive squares in 2 ways, for example, as 215296 + 163216 = 464^2 + 404^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368 + ... + 944.

2³⁷⁸⁵¹² is an apocalyptic number.

It is an amenable number.

378512 is a deficient number, since it is larger than the sum of its proper divisors (374044).

378512 is a wasteful number, since it uses less digits than its factorization.

378512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626 (or 620 counting only the distinct ones).

The product of its digits is 1680, while the sum is 26.

The square root of 378512 is about 615.2332890863. The cubic root of 378512 is about 72.3368985102.

The spelling of 378512 in words is "three hundred seventy-eight thousand, five hundred twelve".