77341938 has 8 divisors (see below), whose sum is σ = 154683888. Its totient is φ = 25780644.

The previous prime is 77341937. The next prime is 77341981. The reversal of 77341938 is 83914377.

It is a sphenic number, since it is the product of 3 distinct primes.

77341938 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 77341938.

It is not an unprimeable number, because it can be changed into a prime (77341937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6445156 + ... + 6445167.

It is an arithmetic number, because the mean of its divisors is an integer number (19335486).

Almost surely, 2^77341938 is an apocalyptic number.

77341938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

77341938 is a wasteful number, since it uses less digits than its factorization.

77341938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12890328.

The product of its digits is 127008, while the sum is 42.

The square root of 77341938 is about 8794.4265304794. The cubic root of 77341938 is about 426.0609029283.

The spelling of 77341938 in words is "seventy-seven million, three hundred forty-one thousand, nine hundred thirty-eight".