46879721 has 12 divisors (see below), whose sum is σ = 54908100. Its totient is φ = 39906720.

The previous prime is 46879711. The next prime is 46879741. The reversal of 46879721 is 12797864.

It can be written as a sum of positive squares in 2 ways, for example, as 8934121 + 37945600 = 2989^2 + 6160^2 .

It is not a de Polignac number, because 46879721 - 2²² = 42685417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46879711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4091 + ... + 10511.

It is an arithmetic number, because the mean of its divisors is an integer number (4575675).

Almost surely, 2^46879721 is an apocalyptic number.

It is an amenable number.

46879721 is a deficient number, since it is larger than the sum of its proper divisors (8028379).

46879721 is a wasteful number, since it uses less digits than its factorization.

46879721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6584 (or 6577 counting only the distinct ones).

The product of its digits is 169344, while the sum is 44.

The square root of 46879721 is about 6846.8767332266. The cubic root of 46879721 is about 360.5744968109.

The spelling of 46879721 in words is "forty-six million, eight hundred seventy-nine thousand, seven hundred twenty-one".