378345552 has 40 divisors (see below), whose sum is σ = 1052578464. Its totient is φ = 116413824.

The previous prime is 378345509. The next prime is 378345553. The reversal of 378345552 is 255543873.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378345553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302538 + ... + 303785.

Almost surely, 2^378345552 is an apocalyptic number.

It is an amenable number.

378345552 is an abundant number, since it is smaller than the sum of its proper divisors (674232912).

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

378345552 is a wasteful number, since it uses less digits than its factorization.

378345552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606347 (or 606341 counting only the distinct ones).

The product of its digits is 504000, while the sum is 42.

The square root of 378345552 is about 19451.1067037328. The cubic root of 378345552 is about 723.2629374084.

The spelling of 378345552 in words is "three hundred seventy-eight million, three hundred forty-five thousand, five hundred fifty-two".