45383250 has 64 divisors (see below), whose sum is σ = 123596928. Its totient is φ = 11000000.

The previous prime is 45383243. The next prime is 45383257. The reversal of 45383250 is 5238354.

It is an interprime number because it is at equal distance from previous prime (45383243) and next prime (45383257).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45383257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5500 + ... + 11000.

It is an arithmetic number, because the mean of its divisors is an integer number (1931202).

Almost surely, 2^45383250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45383250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61798464).

45383250 is an abundant number, since it is smaller than the sum of its proper divisors (78213678).

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

45383250 is a wasteful number, since it uses less digits than its factorization.

45383250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532 (or 5522 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 45383250 is about 6736.7091372569. The cubic root of 45383250 is about 356.6962398204.

Subtracting from 45383250 its reverse (5238354), we obtain a square (40144896 = 6336²).

The spelling of 45383250 in words is "forty-five million, three hundred eighty-three thousand, two hundred fifty".