46640136 has 64 divisors (see below), whose sum is σ = 128102400. Its totient is φ = 14084928.

The previous prime is 46640131. The next prime is 46640137. The reversal of 46640136 is 63104664.

It is not an unprimeable number, because it can be changed into a prime (46640131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8265 + ... + 12711.

It is an arithmetic number, because the mean of its divisors is an integer number (2001600).

Almost surely, 2^46640136 is an apocalyptic number.

46640136 is a gapful number since it is divisible by the number (46) 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 46640136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64051200).

46640136 is an abundant number, since it is smaller than the sum of its proper divisors (81462264).

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

46640136 is a wasteful number, since it uses less digits than its factorization.

46640136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4498 (or 4494 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 46640136 is about 6829.3583886043. The cubic root of 46640136 is about 359.9591929054.

The spelling of 46640136 in words is "forty-six million, six hundred forty thousand, one hundred thirty-six".