45080000 has 210 divisors, whose sum is σ = 135687816. Its totient is φ = 14784000.

The previous prime is 45079999. The next prime is 45080017. The reversal of 45080000 is 8054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1959989 + ... + 1960011.

Almost surely, 2^45080000 is an apocalyptic number.

45080000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45080000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67843908).

45080000 is an abundant number, since it is smaller than the sum of its proper divisors (90607816).

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

45080000 is an equidigital number, since it uses as much as digits as its factorization.

45080000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69 (or 37 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 45080000 is about 6714.1641326378. The cubic root of 45080000 is about 355.8999845287.

Adding to 45080000 its reverse (8054), we get a palindrome (45088054).

It can be divided in two parts, 450 and 80000, that multiplied together give a square (36000000 = 6000²).

The spelling of 45080000 in words is "forty-five million, eighty thousand".