46045140 has 48 divisors (see below), whose sum is σ = 129877440. Its totient is φ = 12188160.

The previous prime is 46045121. The next prime is 46045157. The reversal of 46045140 is 4154064.

It is a self number, because there is not a number n which added to its sum of digits gives 46045140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5580 + ... + 11100.

It is an arithmetic number, because the mean of its divisors is an integer number (2705780).

Almost surely, 2^46045140 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 46045140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64938720).

46045140 is an abundant number, since it is smaller than the sum of its proper divisors (83832300).

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

46045140 is a wasteful number, since it uses less digits than its factorization.

46045140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5672 (or 5670 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 46045140 is about 6785.6569320884. The cubic root of 46045140 is about 358.4219508007.

The spelling of 46045140 in words is "forty-six million, forty-five thousand, one hundred forty".