7122374 has 16 divisors (see below), whose sum is σ = 12604416. Its totient is φ = 2953800.

The previous prime is 7122373. The next prime is 7122377. The reversal of 7122374 is 4732217.

It is a super-2 number, since 2×7122374² = 101456422791752, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7122373) 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 7 ways as a sum of consecutive naturals, for example, 7772 + ... + 8639.

It is an arithmetic number, because the mean of its divisors is an integer number (787776).

Almost surely, 2^7122374 is an apocalyptic number.

7122374 is a deficient number, since it is larger than the sum of its proper divisors (5482042).

7122374 is a wasteful number, since it uses less digits than its factorization.

7122374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16451.

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

The square root of 7122374 is about 2668.7776228079. Note that the first 3 decimals coincide. The cubic root of 7122374 is about 192.4014135093.

The spelling of 7122374 in words is "seven million, one hundred twenty-two thousand, three hundred seventy-four".