46857819 has 8 divisors (see below), whose sum is σ = 65765440. Its totient is φ = 29594376.

The previous prime is 46857809. The next prime is 46857841. The reversal of 46857819 is 91875864.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 46857819 - 2⁴ = 46857803 is a prime.

It is a super-2 number, since 2×46857819² = 4391310402873522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46857809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410977 + ... + 411090.

It is an arithmetic number, because the mean of its divisors is an integer number (8220680).

Almost surely, 2^46857819 is an apocalyptic number.

46857819 is a deficient number, since it is larger than the sum of its proper divisors (18907621).

46857819 is a wasteful number, since it uses less digits than its factorization.

46857819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822089.

The product of its digits is 483840, while the sum is 48.

The square root of 46857819 is about 6845.2771309860. The cubic root of 46857819 is about 360.5183351228.

The spelling of 46857819 in words is "forty-six million, eight hundred fifty-seven thousand, eight hundred nineteen".