7139022 has 32 divisors (see below), whose sum is σ = 16398720. Its totient is φ = 2049120.

The previous prime is 7139009. The next prime is 7139023. The reversal of 7139022 is 2209317.

It is a junction number, because it is equal to n+sod(n) for n = 7138983 and 7139001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7139023) 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, 1593 + ... + 4100.

It is an arithmetic number, because the mean of its divisors is an integer number (512460).

Almost surely, 2^7139022 is an apocalyptic number.

7139022 is an abundant number, since it is smaller than the sum of its proper divisors (9259698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7139022 is a wasteful number, since it uses less digits than its factorization.

7139022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5728.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 7139022 is about 2671.8948332597. The cubic root of 7139022 is about 192.5512046839.

It can be divided in two parts, 71 and 39022, that added together give a palindrome (39093).

The spelling of 7139022 in words is "seven million, one hundred thirty-nine thousand, twenty-two".