707422 has 4 divisors (see below), whose sum is σ = 1061136. Its totient is φ = 353710.

The previous prime is 707407. The next prime is 707429. The reversal of 707422 is 224707.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 707393 and 707402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (707429) by changing a digit.

707422 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176854 + ... + 176857.

It is an arithmetic number, because the mean of its divisors is an integer number (265284).

2⁷⁰⁷⁴²² is an apocalyptic number.

707422 is a deficient number, since it is larger than the sum of its proper divisors (353714).

707422 is a wasteful number, since it uses less digits than its factorization.

707422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353713.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 707422 is about 841.0838245978. The cubic root of 707422 is about 89.1031082080.

The spelling of 707422 in words is "seven hundred seven thousand, four hundred twenty-two", and thus it is an iban number.