46887857 has 2 divisors, whose sum is σ = 46887858. Its totient is φ = 46887856.

The previous prime is 46887817. The next prime is 46887871. The reversal of 46887857 is 75878864.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36493681 + 10394176 = 6041^2 + 3224^2 .

It is a cyclic number.

It is not a de Polignac number, because 46887857 - 2⁸ = 46887601 is a prime.

It is a super-2 number, since 2×46887857² = 4396942268104898, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 46887799 and 46887808.

It is not a weakly prime, because it can be changed into another prime (46887817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23443928 + 23443929.

It is an arithmetic number, because the mean of its divisors is an integer number (23443929).

Almost surely, 2^46887857 is an apocalyptic number.

It is an amenable number.

46887857 is a deficient number, since it is larger than the sum of its proper divisors (1).

46887857 is an equidigital number, since it uses as much as digits as its factorization.

46887857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3010560, while the sum is 53.

The square root of 46887857 is about 6847.4708469624. The cubic root of 46887857 is about 360.5953549015.

The spelling of 46887857 in words is "forty-six million, eight hundred eighty-seven thousand, eight hundred fifty-seven".