7137422 has 8 divisors (see below), whose sum is σ = 11075400. Its totient is φ = 3445624.

The previous prime is 7137421. The next prime is 7137437. The reversal of 7137422 is 2247317.

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

It is a junction number, because it is equal to n+sod(n) for n = 7137391 and 7137400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7137421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61472 + ... + 61587.

It is an arithmetic number, because the mean of its divisors is an integer number (1384425).

Almost surely, 2^7137422 is an apocalyptic number.

7137422 is a deficient number, since it is larger than the sum of its proper divisors (3937978).

7137422 is a wasteful number, since it uses less digits than its factorization.

7137422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123090.

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

The square root of 7137422 is about 2671.5954034996. The cubic root of 7137422 is about 192.5368187290.

The spelling of 7137422 in words is "seven million, one hundred thirty-seven thousand, four hundred twenty-two".