46380987 has 6 divisors (see below), whose sum is σ = 66994772. Its totient is φ = 30920652.

The previous prime is 46380959. The next prime is 46381019. The reversal of 46380987 is 78908364.

It is a happy number.

46380987 is a `hidden beast` number, since 4 + 638 + 0 + 9 + 8 + 7 = 666.

It is not a de Polignac number, because 46380987 - 2¹¹ = 46378939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46380907) 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 5 ways as a sum of consecutive naturals, for example, 2576713 + ... + 2576730.

Almost surely, 2^46380987 is an apocalyptic number.

46380987 is a deficient number, since it is larger than the sum of its proper divisors (20613785).

46380987 is a wasteful number, since it uses less digits than its factorization.

46380987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5153449 (or 5153446 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 46380987 is about 6810.3588011205. The cubic root of 46380987 is about 359.2912676707.

The spelling of 46380987 in words is "forty-six million, three hundred eighty thousand, nine hundred eighty-seven".