46531620 has 108 divisors (see below), whose sum is σ = 146388060. Its totient is φ = 11963520.

The previous prime is 46531591. The next prime is 46531643. The reversal of 46531620 is 2613564.

46531620 is a `hidden beast` number, since 4 + 6 + 5 + 31 + 620 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8856576 + 37675044 = 2976^2 + 6138^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 172846 + ... + 173114.

It is an arithmetic number, because the mean of its divisors is an integer number (1355445).

Almost surely, 2^46531620 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 46531620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73194030).

46531620 is an abundant number, since it is smaller than the sum of its proper divisors (99856440).

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

46531620 is a wasteful number, since it uses less digits than its factorization.

46531620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 46531620 is about 6821.4089453719. The cubic root of 46531620 is about 359.6798078910.

The spelling of 46531620 in words is "forty-six million, five hundred thirty-one thousand, six hundred twenty".