46628720 has 20 divisors (see below), whose sum is σ = 108411960. Its totient is φ = 18651456.

The previous prime is 46628719. The next prime is 46628737. The reversal of 46628720 is 2782664.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291350 + ... + 291509.

It is an arithmetic number, because the mean of its divisors is an integer number (5420598).

Almost surely, 2^46628720 is an apocalyptic number.

46628720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46628720 is an abundant number, since it is smaller than the sum of its proper divisors (61783240).

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

46628720 is a wasteful number, since it uses less digits than its factorization.

46628720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582872 (or 582866 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 46628720 is about 6828.5225341943. The cubic root of 46628720 is about 359.9298217113.

The spelling of 46628720 in words is "forty-six million, six hundred twenty-eight thousand, seven hundred twenty".