77416122 has 16 divisors (see below), whose sum is σ = 176951232. Its totient is φ = 22118880.

The previous prime is 77416121. The next prime is 77416123. The reversal of 77416122 is 22161477.

It is an interprime number because it is at equal distance from previous prime (77416121) and next prime (77416123).

It is a self number, because there is not a number n which added to its sum of digits gives 77416122.

It is not an unprimeable number, because it can be changed into a prime (77416121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921579 + ... + 921662.

It is an arithmetic number, because the mean of its divisors is an integer number (11059452).

Almost surely, 2^77416122 is an apocalyptic number.

77416122 is an abundant number, since it is smaller than the sum of its proper divisors (99535110).

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

77416122 is a wasteful number, since it uses less digits than its factorization.

77416122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843253.

The product of its digits is 4704, while the sum is 30.

The square root of 77416122 is about 8798.6431908562. The cubic root of 77416122 is about 426.1970808880.

Adding to 77416122 its reverse (22161477), we get a palindrome (99577599).

The spelling of 77416122 in words is "seventy-seven million, four hundred sixteen thousand, one hundred twenty-two".