2479907 has 4 divisors (see below), whose sum is σ = 2559936. Its totient is φ = 2399880.

The previous prime is 2479903. The next prime is 2479913. The reversal of 2479907 is 7099742.

It is a happy number.

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 2479907 - 2² = 2479903 is a prime.

It is a super-2 number, since 2×2479907² = 12299877457298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2479901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39968 + ... + 40029.

It is an arithmetic number, because the mean of its divisors is an integer number (639984).

2^2479907 is an apocalyptic number.

2479907 is a deficient number, since it is larger than the sum of its proper divisors (80029).

2479907 is an equidigital number, since it uses as much as digits as its factorization.

2479907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80028.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 2479907 is about 1574.7720469960. The cubic root of 2479907 is about 135.3562970461.

The spelling of 2479907 in words is "two million, four hundred seventy-nine thousand, nine hundred seven".