45223650 has 96 divisors (see below), whose sum is σ = 126033600. Its totient is φ = 11923200.

The previous prime is 45223649. The next prime is 45223679. The reversal of 45223650 is 5632254.

45223650 is a `hidden beast` number, since 4 + 5 + 2 + 2 + 3 + 650 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 187530 + ... + 187770.

It is an arithmetic number, because the mean of its divisors is an integer number (1312850).

Almost surely, 2^45223650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45223650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63016800).

45223650 is an abundant number, since it is smaller than the sum of its proper divisors (80809950).

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

45223650 is a wasteful number, since it uses less digits than its factorization.

45223650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 45223650 is about 6724.8531582481. The cubic root of 45223650 is about 356.2776155878.

The spelling of 45223650 in words is "forty-five million, two hundred twenty-three thousand, six hundred fifty".