2475979 has 4 divisors (see below), whose sum is σ = 2701080. Its totient is φ = 2250880.

The previous prime is 2475971. The next prime is 2475989. The reversal of 2475979 is 9795742.

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 2475979 - 2³ = 2475971 is a prime.

It is a super-2 number, since 2×2475979² = 12260944016882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2475971) 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 3 ways as a sum of consecutive naturals, for example, 112534 + ... + 112555.

It is an arithmetic number, because the mean of its divisors is an integer number (675270).

2^2475979 is an apocalyptic number.

2475979 is a deficient number, since it is larger than the sum of its proper divisors (225101).

2475979 is a wasteful number, since it uses less digits than its factorization.

2475979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225100.

The product of its digits is 158760, while the sum is 43.

The square root of 2475979 is about 1573.5243881173. The cubic root of 2475979 is about 135.2847942980.

It can be divided in two parts, 247 and 5979, that added together give a palindrome (6226).

The spelling of 2475979 in words is "two million, four hundred seventy-five thousand, nine hundred seventy-nine".