46645720 has 32 divisors (see below), whose sum is σ = 114495120. Its totient is φ = 16961920.

The previous prime is 46645681. The next prime is 46645721. The reversal of 46645720 is 2754664.

46645720 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 (46645721) 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 7 ways as a sum of consecutive naturals, for example, 52567 + ... + 53446.

Almost surely, 2^46645720 is an apocalyptic number.

46645720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46645720 is an abundant number, since it is smaller than the sum of its proper divisors (67849400).

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

46645720 is a wasteful number, since it uses less digits than its factorization.

46645720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106035 (or 106031 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 46645720 is about 6829.7671995464. The cubic root of 46645720 is about 359.9735577286.

The spelling of 46645720 in words is "forty-six million, six hundred forty-five thousand, seven hundred twenty".