46666987 has 4 divisors (see below), whose sum is σ = 46876480. Its totient is φ = 46457496.

The previous prime is 46666973. The next prime is 46666993. The reversal of 46666987 is 78966664.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46666987 - 2⁷ = 46666859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46666937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104412 + ... + 104857.

It is an arithmetic number, because the mean of its divisors is an integer number (11719120).

Almost surely, 2^46666987 is an apocalyptic number.

46666987 is a deficient number, since it is larger than the sum of its proper divisors (209493).

46666987 is a wasteful number, since it uses less digits than its factorization.

46666987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209492.

The product of its digits is 2612736, while the sum is 52.

The square root of 46666987 is about 6831.3239565987. The cubic root of 46666987 is about 360.0282565269.

The spelling of 46666987 in words is "forty-six million, six hundred sixty-six thousand, nine hundred eighty-seven".