46657987 has 4 divisors (see below), whose sum is σ = 46796776. Its totient is φ = 46519200.

The previous prime is 46657973. The next prime is 46657993. The reversal of 46657987 is 78975664.

It is a happy number.

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 46657987 - 2²³ = 38269379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46657957) 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, 68889 + ... + 69562.

It is an arithmetic number, because the mean of its divisors is an integer number (11699194).

Almost surely, 2^46657987 is an apocalyptic number.

46657987 is a deficient number, since it is larger than the sum of its proper divisors (138789).

46657987 is a wasteful number, since it uses less digits than its factorization.

46657987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138788.

The product of its digits is 2540160, while the sum is 52.

The square root of 46657987 is about 6830.6651945473. The cubic root of 46657987 is about 360.0051105242.

The spelling of 46657987 in words is "forty-six million, six hundred fifty-seven thousand, nine hundred eighty-seven".