45045070 has 32 divisors (see below), whose sum is σ = 98117568. Its totient is φ = 14535168.

The previous prime is 45045041. The next prime is 45045073. The reversal of 45045070 is 7054054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45045073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17737 + ... + 20116.

It is an arithmetic number, because the mean of its divisors is an integer number (3066174).

Almost surely, 2^45045070 is an apocalyptic number.

45045070 is an abundant number, since it is smaller than the sum of its proper divisors (53072498).

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

45045070 is a wasteful number, since it uses less digits than its factorization.

45045070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37884.

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 45045070 is about 6711.5624112423. The cubic root of 45045070 is about 355.8080383686.

The spelling of 45045070 in words is "forty-five million, forty-five thousand, seventy".