46979999 has 4 divisors (see below), whose sum is σ = 51250920. Its totient is φ = 42709080.

The previous prime is 46979927. The next prime is 46980001. The reversal of 46979999 is 99997964.

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 46979999 - 2¹⁶ = 46914463 is a prime.

It is a Duffinian number.

46979999 is a modest number, since divided by 9999 gives 4697 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46979599) 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 3 ways as a sum of consecutive naturals, for example, 2135444 + ... + 2135465.

It is an arithmetic number, because the mean of its divisors is an integer number (12812730).

Almost surely, 2^46979999 is an apocalyptic number.

46979999 is a deficient number, since it is larger than the sum of its proper divisors (4270921).

46979999 is a wasteful number, since it uses less digits than its factorization.

46979999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270920.

The product of its digits is 9920232, while the sum is 62.

The square root of 46979999 is about 6854.1957223295. The cubic root of 46979999 is about 360.8314091687.

The spelling of 46979999 in words is "forty-six million, nine hundred seventy-nine thousand, nine hundred ninety-nine".