45071650 has 24 divisors (see below), whose sum is σ = 90283284. Its totient is φ = 16641600.

The previous prime is 45071627. The next prime is 45071657. The reversal of 45071650 is 5617054.

It can be written as a sum of positive squares in 6 ways, for example, as 4583881 + 40487769 = 2141^2 + 6363^2 .

It is not an unprimeable number, because it can be changed into a prime (45071657) 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, 34021 + ... + 35320.

Almost surely, 2^45071650 is an apocalyptic number.

45071650 is an abundant number, since it is smaller than the sum of its proper divisors (45211634).

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

45071650 is a wasteful number, since it uses less digits than its factorization.

45071650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69366 (or 69361 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 45071650 is about 6713.5422840703. The cubic root of 45071650 is about 355.8780091636.

The spelling of 45071650 in words is "forty-five million, seventy-one thousand, six hundred fifty".