45486012 has 72 divisors (see below), whose sum is σ = 125435520. Its totient is φ = 12717120.

The previous prime is 45485983. The next prime is 45486029. The reversal of 45486012 is 21068454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21289 + ... + 23327.

It is an arithmetic number, because the mean of its divisors is an integer number (1742160).

Almost surely, 2^45486012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45486012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62717760).

45486012 is an abundant number, since it is smaller than the sum of its proper divisors (79949508).

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

45486012 is a wasteful number, since it uses less digits than its factorization.

45486012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083 (or 2068 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 45486012 is about 6744.3318423696. The cubic root of 45486012 is about 356.9652611569.

The spelling of 45486012 in words is "forty-five million, four hundred eighty-six thousand, twelve".