2479917 has 8 divisors (see below), whose sum is σ = 3607200. Its totient is φ = 1502960.

The previous prime is 2479913. The next prime is 2479927. The reversal of 2479917 is 7199742.

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

It is a cyclic number.

It is not a de Polignac number, because 2479917 - 2² = 2479913 is a prime.

It is a super-2 number, since 2×2479917² = 12299976653778, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2479913) 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 7 ways as a sum of consecutive naturals, for example, 37542 + ... + 37607.

It is an arithmetic number, because the mean of its divisors is an integer number (450900).

2^2479917 is an apocalyptic number.

It is an amenable number.

2479917 is a deficient number, since it is larger than the sum of its proper divisors (1127283).

2479917 is a wasteful number, since it uses less digits than its factorization.

2479917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75163.

The product of its digits is 31752, while the sum is 39.

The square root of 2479917 is about 1574.7752220555. The cubic root of 2479917 is about 135.3564789832.

The spelling of 2479917 in words is "two million, four hundred seventy-nine thousand, nine hundred seventeen".