123406822 has 32 divisors (see below), whose sum is σ = 240827904. Its totient is φ = 45988800.

The previous prime is 123406817. The next prime is 123406883. The reversal of 123406822 is 228604321.

It is a super-2 number, since 2×123406822² = 30458487432279368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13879 + ... + 20962.

It is an arithmetic number, because the mean of its divisors is an integer number (7525872).

Almost surely, 2^123406822 is an apocalyptic number.

123406822 is a deficient number, since it is larger than the sum of its proper divisors (117421082).

123406822 is a wasteful number, since it uses less digits than its factorization.

123406822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34884.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 123406822 is about 11108.8623179874. The cubic root of 123406822 is about 497.8666734476.

The spelling of 123406822 in words is "one hundred twenty-three million, four hundred six thousand, eight hundred twenty-two".