97839122 has 4 divisors (see below), whose sum is σ = 146758686. Its totient is φ = 48919560.

The previous prime is 97839109. The next prime is 97839139. The reversal of 97839122 is 22193879.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 96609241 + 1229881 = 9829^2 + 1109^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 97839122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24459779 + ... + 24459782.

Almost surely, 2^97839122 is an apocalyptic number.

97839122 is a deficient number, since it is larger than the sum of its proper divisors (48919564).

97839122 is a wasteful number, since it uses less digits than its factorization.

97839122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48919563.

The product of its digits is 54432, while the sum is 41.

The square root of 97839122 is about 9891.3660330614. The cubic root of 97839122 is about 460.7912060727.

The spelling of 97839122 in words is "ninety-seven million, eight hundred thirty-nine thousand, one hundred twenty-two".