45819405 has 32 divisors (see below), whose sum is σ = 82320000. Its totient is φ = 24178176.

The previous prime is 45819383. The next prime is 45819409. The reversal of 45819405 is 50491854.

45819405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45819405 - 2⁵ = 45819373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45819405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45819409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11346 + ... + 14844.

It is an arithmetic number, because the mean of its divisors is an integer number (2572500).

Almost surely, 2^45819405 is an apocalyptic number.

45819405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45819405 is a deficient number, since it is larger than the sum of its proper divisors (36500595).

45819405 is a wasteful number, since it uses less digits than its factorization.

45819405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3610 (or 3604 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 45819405 is about 6769.0032501100. The cubic root of 45819405 is about 357.8352731957.

The spelling of 45819405 in words is "forty-five million, eight hundred nineteen thousand, four hundred five".