45341440 has 36 divisors (see below), whose sum is σ = 108609984. Its totient is φ = 18136064.

The previous prime is 45341419. The next prime is 45341453. The reversal of 45341440 is 4414354.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16432 + ... + 18991.

It is an arithmetic number, because the mean of its divisors is an integer number (3016944).

Almost surely, 2^45341440 is an apocalyptic number.

45341440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45341440 is an abundant number, since it is smaller than the sum of its proper divisors (63268544).

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

45341440 is an equidigital number, since it uses as much as digits as its factorization.

45341440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35444 (or 35430 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 45341440 is about 6733.6052750365. The cubic root of 45341440 is about 356.5866689112.

Adding to 45341440 its reverse (4414354), we get a palindrome (49755794).

The spelling of 45341440 in words is "forty-five million, three hundred forty-one thousand, four hundred forty".