46540000 has 120 divisors (see below), whose sum is σ = 123991560. Its totient is φ = 17088000.

The previous prime is 46539991. The next prime is 46540019. The reversal of 46540000 is 4564.

It is a self number, because there is not a number n which added to its sum of digits gives 46540000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 259911 + ... + 260089.

It is an arithmetic number, because the mean of its divisors is an integer number (1033263).

Almost surely, 2^46540000 is an apocalyptic number.

46540000 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 46540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61995780).

46540000 is an abundant number, since it is smaller than the sum of its proper divisors (77451560).

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

46540000 is a wasteful number, since it uses less digits than its factorization.

46540000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 46540000 is about 6822.0231603242. The cubic root of 46540000 is about 359.7013984844.

Adding to 46540000 its reverse (4564), we get a palindrome (46544564).

The spelling of 46540000 in words is "forty-six million, five hundred forty thousand".