46896640 has 80 divisors (see below), whose sum is σ = 128554272. Its totient is φ = 16072704.

The previous prime is 46896613. The next prime is 46896643. The reversal of 46896640 is 4669864.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46896643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16612 + ... + 19228.

Almost surely, 2^46896640 is an apocalyptic number.

46896640 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 46896640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64277136).

46896640 is an abundant number, since it is smaller than the sum of its proper divisors (81657632).

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

46896640 is an equidigital number, since it uses as much as digits as its factorization.

46896640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2647 (or 2631 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 46896640 is about 6848.1121486144. The cubic root of 46896640 is about 360.6178689842.

The spelling of 46896640 in words is "forty-six million, eight hundred ninety-six thousand, six hundred forty".