45519156 has 36 divisors (see below), whose sum is σ = 117238212. Its totient is φ = 14886144.

The previous prime is 45519151. The next prime is 45519169. The reversal of 45519156 is 65191554.

It can be written as a sum of positive squares in 2 ways, for example, as 15444900 + 30074256 = 3930^2 + 5484^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 45519156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45519151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10021 + ... + 13836.

It is an arithmetic number, because the mean of its divisors is an integer number (3256617).

Almost surely, 2^45519156 is an apocalyptic number.

It is an amenable number.

45519156 is an abundant number, since it is smaller than the sum of its proper divisors (71719056).

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

45519156 is a wasteful number, since it uses less digits than its factorization.

45519156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23920 (or 23915 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 45519156 is about 6746.7885693862. The cubic root of 45519156 is about 357.0519426339.

The spelling of 45519156 in words is "forty-five million, five hundred nineteen thousand, one hundred fifty-six".