45146808 has 160 divisors (see below), whose sum is σ = 148975200. Its totient is φ = 12503808.

The previous prime is 45146797. The next prime is 45146809. The reversal of 45146808 is 80864154.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45146809) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 167698 + ... + 167966.

It is an arithmetic number, because the mean of its divisors is an integer number (931095).

Almost surely, 2^45146808 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 45146808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74487600).

45146808 is an abundant number, since it is smaller than the sum of its proper divisors (103828392).

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

45146808 is a wasteful number, since it uses less digits than its factorization.

45146808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 45146808 is about 6719.1374446427. The cubic root of 45146808 is about 356.0757108679.

It can be divided in two parts, 45146 and 808, that added together give a palindrome (45954).

The spelling of 45146808 in words is "forty-five million, one hundred forty-six thousand, eight hundred eight".