378573645 has 16 divisors (see below), whose sum is σ = 608236992. Its totient is φ = 201066240.

The previous prime is 378573619. The next prime is 378573659. The reversal of 378573645 is 546375873.

It is not a de Polignac number, because 378573645 - 2¹⁴ = 378557261 is a prime.

It is a super-3 number, since 3×378573645³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 378573594 and 378573603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48747 + ... + 55976.

It is an arithmetic number, because the mean of its divisors is an integer number (38014812).

Almost surely, 2^378573645 is an apocalyptic number.

It is an amenable number.

378573645 is a deficient number, since it is larger than the sum of its proper divisors (229663347).

378573645 is a wasteful number, since it uses less digits than its factorization.

378573645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104972.

The product of its digits is 2116800, while the sum is 48.

The square root of 378573645 is about 19456.9690599538. The cubic root of 378573645 is about 723.4082526027.

The spelling of 378573645 in words is "three hundred seventy-eight million, five hundred seventy-three thousand, six hundred forty-five".