45256860 has 192 divisors, whose sum is σ = 162086400. Its totient is φ = 10368000.

The previous prime is 45256853. The next prime is 45256901. The reversal of 45256860 is 6865254.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 112660 + ... + 113060.

It is an arithmetic number, because the mean of its divisors is an integer number (844200).

Almost surely, 2^45256860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45256860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81043200).

45256860 is an abundant number, since it is smaller than the sum of its proper divisors (116829540).

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

45256860 is a wasteful number, since it uses less digits than its factorization.

45256860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 45256860 is about 6727.3219039972. The cubic root of 45256860 is about 356.3648051042.

The spelling of 45256860 in words is "forty-five million, two hundred fifty-six thousand, eight hundred sixty".