2479742 has 8 divisors (see below), whose sum is σ = 3726432. Its totient is φ = 1237600.

The previous prime is 2479733. The next prime is 2479751.

It is a happy number.

2479742 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (2479733) and next prime (2479751).

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

It is a super-2 number, since 2×2479742² = 12298240773128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142 + ... + 2502.

It is an arithmetic number, because the mean of its divisors is an integer number (465804).

2^2479742 is an apocalyptic number.

2479742 is a deficient number, since it is larger than the sum of its proper divisors (1246690).

2479742 is a wasteful number, since it uses less digits than its factorization.

2479742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274.

The product of its digits is 28224, while the sum is 35.

The square root of 2479742 is about 1574.7196575899. The cubic root of 2479742 is about 135.3532950136.

The spelling of 2479742 in words is "two million, four hundred seventy-nine thousand, seven hundred forty-two".