77260848 has 120 divisors (see below), whose sum is σ = 235109952. Its totient is φ = 21796992.

The previous prime is 77260829. The next prime is 77260861. The reversal of 77260848 is 84806277.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251511 + ... + 251817.

Almost surely, 2^77260848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77260848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117554976).

77260848 is an abundant number, since it is smaller than the sum of its proper divisors (157849104).

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

77260848 is a wasteful number, since it uses less digits than its factorization.

77260848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439 (or 426 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 77260848 is about 8789.8150151184. The cubic root of 77260848 is about 425.9119481220.

The spelling of 77260848 in words is "seventy-seven million, two hundred sixty thousand, eight hundred forty-eight".