45750312 has 64 divisors (see below), whose sum is σ = 132624000. Its totient is φ = 14585472.

The previous prime is 45750293. The next prime is 45750319. The reversal of 45750312 is 21305754.

It is a happy number.

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 (45750319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364 + ... + 9572.

It is an arithmetic number, because the mean of its divisors is an integer number (2072250).

Almost surely, 2^45750312 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 45750312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66312000).

45750312 is an abundant number, since it is smaller than the sum of its proper divisors (86873688).

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

45750312 is a wasteful number, since it uses less digits than its factorization.

45750312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9247 (or 9237 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 45750312 is about 6763.8976928987. The cubic root of 45750312 is about 357.6553177790.

The spelling of 45750312 in words is "forty-five million, seven hundred fifty thousand, three hundred twelve".