2472782 has 8 divisors (see below), whose sum is σ = 3994536. Its totient is φ = 1141272.

The previous prime is 2472781. The next prime is 2472791. The reversal of 2472782 is 2872742.

It is a happy number.

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

It is a super-2 number, since 2×2472782² = 12229301639048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2472781) 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, 47528 + ... + 47579.

It is an arithmetic number, because the mean of its divisors is an integer number (499317).

2^2472782 is an apocalyptic number.

2472782 is a deficient number, since it is larger than the sum of its proper divisors (1521754).

2472782 is a wasteful number, since it uses less digits than its factorization.

2472782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95122.

The product of its digits is 12544, while the sum is 32.

The square root of 2472782 is about 1572.5081875780. The cubic root of 2472782 is about 135.2265423537.

The spelling of 2472782 in words is "two million, four hundred seventy-two thousand, seven hundred eighty-two".