46405620 has 72 divisors (see below), whose sum is σ = 142187136. Its totient is φ = 12249792.

The previous prime is 46405613. The next prime is 46405621. The reversal of 46405620 is 2650464.

It is a happy number.

46405620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46405621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17289 + ... + 19791.

Almost surely, 2^46405620 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 46405620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71093568).

46405620 is an abundant number, since it is smaller than the sum of its proper divisors (95781516).

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

46405620 is a wasteful number, since it uses less digits than its factorization.

46405620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621 (or 2616 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 46405620 is about 6812.1670560843. The cubic root of 46405620 is about 359.3548630935.

The spelling of 46405620 in words is "forty-six million, four hundred five thousand, six hundred twenty".