45822040 has 64 divisors (see below), whose sum is σ = 113218560. Its totient is φ = 16552320.

The previous prime is 45822011. The next prime is 45822067. The reversal of 45822040 is 4022854.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45821996 and 45822014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97887 + ... + 98353.

It is an arithmetic number, because the mean of its divisors is an integer number (1769040).

Almost surely, 2^45822040 is an apocalyptic number.

45822040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45822040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56609280).

45822040 is an abundant number, since it is smaller than the sum of its proper divisors (67396520).

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

45822040 is a wasteful number, since it uses less digits than its factorization.

45822040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 45822040 is about 6769.1978845355. The cubic root of 45822040 is about 357.8421325738.

Adding to 45822040 its reverse (4022854), we get a palindrome (49844894).

The spelling of 45822040 in words is "forty-five million, eight hundred twenty-two thousand, forty".