45030078 has 24 divisors (see below), whose sum is σ = 99167016. Its totient is φ = 14763600.

The previous prime is 45030077. The next prime is 45030103. The reversal of 45030078 is 87003054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45030077) 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, 19408 + ... + 21603.

It is an arithmetic number, because the mean of its divisors is an integer number (4131959).

Almost surely, 2^45030078 is an apocalyptic number.

45030078 is an abundant number, since it is smaller than the sum of its proper divisors (54136938).

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

45030078 is a wasteful number, since it uses less digits than its factorization.

45030078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41080 (or 41077 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 45030078 is about 6710.4454397603. The cubic root of 45030078 is about 355.7685603820.

The spelling of 45030078 in words is "forty-five million, thirty thousand, seventy-eight".