45838212 has 96 divisors (see below), whose sum is σ = 130744320. Its totient is φ = 12216960.

The previous prime is 45838201. The next prime is 45838213. The reversal of 45838212 is 21283854.

It is a super-2 number, since 2×45838212² = 4202283358713888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45838213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75213 + ... + 75819.

It is an arithmetic number, because the mean of its divisors is an integer number (1361920).

Almost surely, 2^45838212 is an apocalyptic number.

45838212 is a gapful number since it is divisible by the number (42) 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 45838212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65372160).

45838212 is an abundant number, since it is smaller than the sum of its proper divisors (84906108).

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

45838212 is a wasteful number, since it uses less digits than its factorization.

45838212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681 (or 679 counting only the distinct ones).

The product of its digits is 15360, while the sum is 33.

The square root of 45838212 is about 6770.3923076879. The cubic root of 45838212 is about 357.8842254349.

The spelling of 45838212 in words is "forty-five million, eight hundred thirty-eight thousand, two hundred twelve".