45493182 has 96 divisors (see below), whose sum is σ = 122603520. Its totient is φ = 11897280.

The previous prime is 45493169. The next prime is 45493187. The reversal of 45493182 is 28139454.

45493182 is a `hidden beast` number, since 4 + 549 + 31 + 82 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45493187) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73908 + ... + 74520.

It is an arithmetic number, because the mean of its divisors is an integer number (1277120).

Almost surely, 2^45493182 is an apocalyptic number.

45493182 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 45493182, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61301760).

45493182 is an abundant number, since it is smaller than the sum of its proper divisors (77110338).

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

45493182 is a wasteful number, since it uses less digits than its factorization.

45493182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 675 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 45493182 is about 6744.8633788980. The cubic root of 45493182 is about 356.9840164207.

It can be divided in two parts, 454 and 93182, that added together give a square (93636 = 306²).

The spelling of 45493182 in words is "forty-five million, four hundred ninety-three thousand, one hundred eighty-two".