7072406 has 16 divisors (see below), whose sum is σ = 11613888. Its totient is φ = 3203400.

The previous prime is 7072399. The next prime is 7072411. The reversal of 7072406 is 6042707.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12101 + ... + 12671.

It is an arithmetic number, because the mean of its divisors is an integer number (725868).

Almost surely, 2^7072406 is an apocalyptic number.

7072406 is a deficient number, since it is larger than the sum of its proper divisors (4541482).

7072406 is a wasteful number, since it uses less digits than its factorization.

7072406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 7072406 is about 2659.3995562909. The cubic root of 7072406 is about 191.9504176077.

It can be divided in two parts, 707 and 2406, that added together give a palindrome (3113).

The spelling of 7072406 in words is "seven million, seventy-two thousand, four hundred six".