699422 has 16 divisors (see below), whose sum is σ = 1123200. Its totient is φ = 325920.

The previous prime is 699401. The next prime is 699427. The reversal of 699422 is 224996.

699422 = T₃₈ + T₃₉ + ... + T₁₆₁.

699422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×699422² = 978382268168, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6² + 9 + 4⁶ + 9⁶ + 2¹⁵ + 2¹⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699427) by changing a digit.

699422 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 in 7 ways as a sum of consecutive naturals, for example, 1604 + ... + 1992.

It is an arithmetic number, because the mean of its divisors is an integer number (70200).

2⁶⁹⁹⁴²² is an apocalyptic number.

699422 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

699422 is a deficient number, since it is larger than the sum of its proper divisors (423778).

699422 is a wasteful number, since it uses less digits than its factorization.

699422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451.

The product of its digits is 7776, while the sum is 32.

The square root of 699422 is about 836.3145341317. The cubic root of 699422 is about 88.7659549441.

The spelling of 699422 in words is "six hundred ninety-nine thousand, four hundred twenty-two".