45350280 has 80 divisors (see below), whose sum is σ = 152438220. Its totient is φ = 12092544.

The previous prime is 45350243. The next prime is 45350281. The reversal of 45350280 is 8205354.

It can be written as a sum of positive squares in 2 ways, for example, as 45077796 + 272484 = 6714^2 + 522^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45350281) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3759 + ... + 10238.

Almost surely, 2^45350280 is an apocalyptic number.

45350280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45350280 is an abundant number, since it is smaller than the sum of its proper divisors (107087940).

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

45350280 is a wasteful number, since it uses less digits than its factorization.

45350280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14020 (or 14007 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45350280 is about 6734.2616521784. The cubic root of 45350280 is about 356.6098413948.

The spelling of 45350280 in words is "forty-five million, three hundred fifty thousand, two hundred eighty".