46987457 has 4 divisors (see below), whose sum is σ = 51259056. Its totient is φ = 42715860.

The previous prime is 46987429. The next prime is 46987463. The reversal of 46987457 is 75478964.

46987457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-46987457 is a prime.

It is a super-2 number, since 2×46987457² = 4415642230653698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46987757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2135783 + ... + 2135804.

It is an arithmetic number, because the mean of its divisors is an integer number (12814764).

Almost surely, 2^46987457 is an apocalyptic number.

It is an amenable number.

46987457 is a deficient number, since it is larger than the sum of its proper divisors (4271599).

46987457 is a wasteful number, since it uses less digits than its factorization.

46987457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4271598.

The product of its digits is 1693440, while the sum is 50.

The square root of 46987457 is about 6854.7397470655. The cubic root of 46987457 is about 360.8505019622.

The spelling of 46987457 in words is "forty-six million, nine hundred eighty-seven thousand, four hundred fifty-seven".