45416040 has 32 divisors (see below), whose sum is σ = 136248480. Its totient is φ = 12110912.

The previous prime is 45416009. The next prime is 45416047. The reversal of 45416040 is 4061454.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 45416040.

It is not an unprimeable number, because it can be changed into a prime (45416047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189114 + ... + 189353.

It is an arithmetic number, because the mean of its divisors is an integer number (4257765).

Almost surely, 2^45416040 is an apocalyptic number.

45416040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45416040 is an abundant number, since it is smaller than the sum of its proper divisors (90832440).

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

45416040 is a wasteful number, since it uses less digits than its factorization.

45416040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378481 (or 378477 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 45416040 is about 6739.1423786710. The cubic root of 45416040 is about 356.7821250605.

Adding to 45416040 its reverse (4061454), we get a palindrome (49477494).

The spelling of 45416040 in words is "forty-five million, four hundred sixteen thousand, forty".