45484740 has 216 divisors, whose sum is σ = 167311872. Its totient is φ = 10342080.

The previous prime is 45484721. The next prime is 45484763. The reversal of 45484740 is 4748454.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 45484695 and 45484704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 238045 + ... + 238235.

It is an arithmetic number, because the mean of its divisors is an integer number (774592).

Almost surely, 2^45484740 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 45484740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83655936).

45484740 is an abundant number, since it is smaller than the sum of its proper divisors (121827132).

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

45484740 is a wasteful number, since it uses less digits than its factorization.

45484740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The square root of 45484740 is about 6744.2375403006. The cubic root of 45484740 is about 356.9619336575.

The spelling of 45484740 in words is "forty-five million, four hundred eighty-four thousand, seven hundred forty".