45052280 has 64 divisors (see below), whose sum is σ = 124770240. Its totient is φ = 14257152.

The previous prime is 45052277. The next prime is 45052291. The reversal of 45052280 is 8225054.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2549 + ... + 9828.

It is an arithmetic number, because the mean of its divisors is an integer number (1949535).

Almost surely, 2^45052280 is an apocalyptic number.

45052280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45052280 is an abundant number, since it is smaller than the sum of its proper divisors (79717960).

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

45052280 is a wasteful number, since it uses less digits than its factorization.

45052280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12408 (or 12404 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 45052280 is about 6712.0995225041. The cubic root of 45052280 is about 355.8270211274.

The spelling of 45052280 in words is "forty-five million, fifty-two thousand, two hundred eighty".