378635 has 8 divisors (see below), whose sum is σ = 465696. Its totient is φ = 295360.

The previous prime is 378629. The next prime is 378661. The reversal of 378635 is 536873.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 378635 - 2⁴ = 378619 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 378635.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719 + ... + 1128.

It is an arithmetic number, because the mean of its divisors is an integer number (58212).

2³⁷⁸⁶³⁵ is an apocalyptic number.

378635 is a deficient number, since it is larger than the sum of its proper divisors (87061).

378635 is a wasteful number, since it uses less digits than its factorization.

378635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893.

The product of its digits is 15120, while the sum is 32.

The square root of 378635 is about 615.3332430480. Note that the first 3 decimals coincide. The cubic root of 378635 is about 72.3447331143.

The spelling of 378635 in words is "three hundred seventy-eight thousand, six hundred thirty-five".