46639788 has 48 divisors (see below), whose sum is σ = 119429856. Its totient is φ = 14077440.

The previous prime is 46639787. The next prime is 46639811. The reversal of 46639788 is 88793664.

It is a self number, because there is not a number n which added to its sum of digits gives 46639788.

It is not an unprimeable number, because it can be changed into a prime (46639787) 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, 5448 + ... + 11088.

It is an arithmetic number, because the mean of its divisors is an integer number (2488122).

Almost surely, 2^46639788 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 46639788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59714928).

46639788 is an abundant number, since it is smaller than the sum of its proper divisors (72790068).

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

46639788 is a wasteful number, since it uses less digits than its factorization.

46639788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5714 (or 5712 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 46639788 is about 6829.3329103215. The cubic root of 46639788 is about 359.9582976385.

The spelling of 46639788 in words is "forty-six million, six hundred thirty-nine thousand, seven hundred eighty-eight".