378302072 has 8 divisors (see below), whose sum is σ = 709316400. Its totient is φ = 189151032.

The previous prime is 378302069. The next prime is 378302077. The reversal of 378302072 is 270203873.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×378302072² = 286224915358986368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378302077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23643872 + ... + 23643887.

It is an arithmetic number, because the mean of its divisors is an integer number (88664550).

Almost surely, 2^378302072 is an apocalyptic number.

It is an amenable number.

378302072 is a deficient number, since it is larger than the sum of its proper divisors (331014328).

378302072 is a wasteful number, since it uses less digits than its factorization.

378302072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47287765 (or 47287761 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 378302072 is about 19449.9889974262. The cubic root of 378302072 is about 723.2352302175.

The spelling of 378302072 in words is "three hundred seventy-eight million, three hundred two thousand, seventy-two".