2472406 has 4 divisors (see below), whose sum is σ = 3708612. Its totient is φ = 1236202.

The previous prime is 2472403. The next prime is 2472443. The reversal of 2472406 is 6042742.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2472406² = 12225582857672, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2472403) 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 as a sum of consecutive naturals, namely, 618100 + ... + 618103.

It is an arithmetic number, because the mean of its divisors is an integer number (927153).

2^2472406 is an apocalyptic number.

2472406 is a deficient number, since it is larger than the sum of its proper divisors (1236206).

2472406 is a wasteful number, since it uses less digits than its factorization.

2472406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236205.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 2472406 is about 1572.3886288065. The cubic root of 2472406 is about 135.2196880284.

The spelling of 2472406 in words is "two million, four hundred seventy-two thousand, four hundred six".