46143240 has 128 divisors (see below), whose sum is σ = 162691200. Its totient is φ = 10321920.

The previous prime is 46143239. The next prime is 46143241. The reversal of 46143240 is 4234164.

It is an interprime number because it is at equal distance from previous prime (46143239) and next prime (46143241).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 46143240.

It is not an unprimeable number, because it can be changed into a prime (46143241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15816 + ... + 18504.

It is an arithmetic number, because the mean of its divisors is an integer number (1271025).

Almost surely, 2^46143240 is an apocalyptic number.

46143240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46143240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81345600).

46143240 is an abundant number, since it is smaller than the sum of its proper divisors (116547960).

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

46143240 is a wasteful number, since it uses less digits than its factorization.

46143240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727 (or 2723 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 46143240 is about 6792.8815682301. The cubic root of 46143240 is about 358.6763117196.

The spelling of 46143240 in words is "forty-six million, one hundred forty-three thousand, two hundred forty".