46999987 has 2 divisors, whose sum is σ = 46999988. Its totient is φ = 46999986.

The previous prime is 46999963. The next prime is 47000011. The reversal of 46999987 is 78999964.

It is a balanced prime because it is at equal distance from previous prime (46999963) and next prime (47000011).

It is a cyclic number.

It is not a de Polignac number, because 46999987 - 2¹⁹ = 46475699 is a prime.

It is not a weakly prime, because it can be changed into another prime (46999957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23499993 + 23499994.

It is an arithmetic number, because the mean of its divisors is an integer number (23499994).

Almost surely, 2^46999987 is an apocalyptic number.

46999987 is a deficient number, since it is larger than the sum of its proper divisors (1).

46999987 is an equidigital number, since it uses as much as digits as its factorization.

46999987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8817984, while the sum is 61.

The square root of 46999987 is about 6855.6536522785. The cubic root of 46999987 is about 360.8825747410.

The spelling of 46999987 in words is "forty-six million, nine hundred ninety-nine thousand, nine hundred eighty-seven".