46659840 has 144 divisors (see below), whose sum is σ = 154526400. Its totient is φ = 11984896.

The previous prime is 46659829. The next prime is 46659841. The reversal of 46659840 is 4895664.

It is a junction number, because it is equal to n+sod(n) for n = 46659792 and 46659801.

It is not an unprimeable number, because it can be changed into a prime (46659841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111151 + ... + 111569.

It is an arithmetic number, because the mean of its divisors is an integer number (1073100).

Almost surely, 2^46659840 is an apocalyptic number.

46659840 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 46659840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77263200).

46659840 is an abundant number, since it is smaller than the sum of its proper divisors (107866560).

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

46659840 is a wasteful number, since it uses less digits than its factorization.

46659840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 46659840 is about 6830.8008315277. The cubic root of 46659840 is about 360.0098762723.

It can be divided in two parts, 466 and 59840, that added together give a palindrome (60306).

The spelling of 46659840 in words is "forty-six million, six hundred fifty-nine thousand, eight hundred forty".