45841938 has 16 divisors (see below), whose sum is σ = 93238560. Its totient is φ = 15021536.

The previous prime is 45841937. The next prime is 45841949. The reversal of 45841938 is 83914854.

It is a self number, because there is not a number n which added to its sum of digits gives 45841938.

It is not an unprimeable number, because it can be changed into a prime (45841933) 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, 64395 + ... + 65102.

It is an arithmetic number, because the mean of its divisors is an integer number (5827410).

Almost surely, 2^45841938 is an apocalyptic number.

45841938 is an abundant number, since it is smaller than the sum of its proper divisors (47396622).

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

45841938 is a wasteful number, since it uses less digits than its factorization.

45841938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129561.

The product of its digits is 138240, while the sum is 42.

The square root of 45841938 is about 6770.6674707890. The cubic root of 45841938 is about 357.8939221518.

The spelling of 45841938 in words is "forty-five million, eight hundred forty-one thousand, nine hundred thirty-eight".