45303750 has 60 divisors (see below), whose sum is σ = 122688852. Its totient is φ = 12078000.

The previous prime is 45303749. The next prime is 45303761. The reversal of 45303750 is 5730354.

It is a happy number.

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, 9237 + ... + 13263.

Almost surely, 2^45303750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45303750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61344426).

45303750 is an abundant number, since it is smaller than the sum of its proper divisors (77385102).

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

45303750 is a wasteful number, since it uses less digits than its factorization.

45303750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4055 (or 4037 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 45303750 is about 6730.8060438554. The cubic root of 45303750 is about 356.4878374876.

The spelling of 45303750 in words is "forty-five million, three hundred three thousand, seven hundred fifty".