39879467 has 8 divisors (see below), whose sum is σ = 42536016. Its totient is φ = 37257472.

The previous prime is 39879449. The next prime is 39879473. The reversal of 39879467 is 76497893.

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

It is not a de Polignac number, because 39879467 - 2¹² = 39875371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39879167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6233 + ... + 10890.

It is an arithmetic number, because the mean of its divisors is an integer number (5317002).

Almost surely, 2^39879467 is an apocalyptic number.

39879467 is a deficient number, since it is larger than the sum of its proper divisors (2656549).

39879467 is a wasteful number, since it uses less digits than its factorization.

39879467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17277.

The product of its digits is 2286144, while the sum is 53.

The square root of 39879467 is about 6315.0191606994. The cubic root of 39879467 is about 341.6513294986.

The spelling of 39879467 in words is "thirty-nine million, eight hundred seventy-nine thousand, four hundred sixty-seven".