378001622 has 8 divisors (see below), whose sum is σ = 570757872. Its totient is φ = 187749000.

The previous prime is 378001621. The next prime is 378001699. The reversal of 378001622 is 226100873.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378001621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625529 + ... + 626132.

It is an arithmetic number, because the mean of its divisors is an integer number (71344734).

Almost surely, 2^378001622 is an apocalyptic number.

378001622 is a deficient number, since it is larger than the sum of its proper divisors (192756250).

378001622 is a wasteful number, since it uses less digits than its factorization.

378001622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251814.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 378001622 is about 19442.2638085178. The cubic root of 378001622 is about 723.0437134444.

The spelling of 378001622 in words is "three hundred seventy-eight million, one thousand, six hundred twenty-two".