7131770422 has 32 divisors (see below), whose sum is σ = 13313145600. Its totient is φ = 2795754528.

The previous prime is 7131770389. The next prime is 7131770423. The reversal of 7131770422 is 2240771317.

It is a super-2 number, since 2×7131770422² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7131770423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454548 + ... + 469975.

It is an arithmetic number, because the mean of its divisors is an integer number (416035800).

Almost surely, 2^7131770422 is an apocalyptic number.

7131770422 is a deficient number, since it is larger than the sum of its proper divisors (6181375178).

7131770422 is a wasteful number, since it uses less digits than its factorization.

7131770422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924580.

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 7131770422 is about 84449.8100767551. The cubic root of 7131770422 is about 1924.8598692169.

The spelling of 7131770422 in words is "seven billion, one hundred thirty-one million, seven hundred seventy thousand, four hundred twenty-two".