328422078 has 24 divisors (see below), whose sum is σ = 712101000. Its totient is φ = 109394064.

The previous prime is 328422077. The next prime is 328422151. The reversal of 328422078 is 870224823.

It is a super-2 number, since 2×328422078² = 215722122635676168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328422077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21993 + ... + 33771.

It is an arithmetic number, because the mean of its divisors is an integer number (29670875).

Almost surely, 2^328422078 is an apocalyptic number.

328422078 is an abundant number, since it is smaller than the sum of its proper divisors (383678922).

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

328422078 is a wasteful number, since it uses less digits than its factorization.

328422078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13336 (or 13333 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 328422078 is about 18122.4192093661. The cubic root of 328422078 is about 689.9391376689.

The spelling of 328422078 in words is "three hundred twenty-eight million, four hundred twenty-two thousand, seventy-eight".