46550640 has 80 divisors (see below), whose sum is σ = 146338848. Its totient is φ = 12238848.

The previous prime is 46550611. The next prime is 46550659. The reversal of 46550640 is 4605564.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 46550598 and 46550607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16192 + ... + 18848.

Almost surely, 2^46550640 is an apocalyptic number.

46550640 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 46550640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73169424).

46550640 is an abundant number, since it is smaller than the sum of its proper divisors (99788208).

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

46550640 is a wasteful number, since it uses less digits than its factorization.

46550640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746 (or 2740 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 46550640 is about 6822.8029430726. The cubic root of 46550640 is about 359.7288081052.

The spelling of 46550640 in words is "forty-six million, five hundred fifty thousand, six hundred forty".