46979138 has 8 divisors (see below), whose sum is σ = 71461440. Its totient is φ = 23158660.

The previous prime is 46979113. The next prime is 46979171. The reversal of 46979138 is 83197964.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 46979092 and 46979101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165278 + ... + 165561.

It is an arithmetic number, because the mean of its divisors is an integer number (8932680).

Almost surely, 2^46979138 is an apocalyptic number.

46979138 is a deficient number, since it is larger than the sum of its proper divisors (24482302).

46979138 is a wasteful number, since it uses less digits than its factorization.

46979138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330912.

The product of its digits is 326592, while the sum is 47.

The square root of 46979138 is about 6854.1329137973. The cubic root of 46979138 is about 360.8292048424.

The spelling of 46979138 in words is "forty-six million, nine hundred seventy-nine thousand, one hundred thirty-eight".