46397720 has 32 divisors (see below), whose sum is σ = 104958720. Its totient is φ = 18458880.

The previous prime is 46397713. The next prime is 46397749. The reversal of 46397720 is 2779364.

46397720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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, 4604 + ... + 10676.

It is an arithmetic number, because the mean of its divisors is an integer number (3279960).

Almost surely, 2^46397720 is an apocalyptic number.

46397720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46397720 is an abundant number, since it is smaller than the sum of its proper divisors (58561000).

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

46397720 is a wasteful number, since it uses less digits than its factorization.

46397720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6275 (or 6271 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 46397720 is about 6811.5871865520. The cubic root of 46397720 is about 359.3344699850.

The spelling of 46397720 in words is "forty-six million, three hundred ninety-seven thousand, seven hundred twenty".