77430848 has 28 divisors (see below), whose sum is σ = 167621712. Its totient is φ = 35195520.

The previous prime is 77430809. The next prime is 77430851. The reversal of 77430848 is 84803477.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54290 + ... + 55697.

Almost surely, 2^77430848 is an apocalyptic number.

It is an amenable number.

77430848 is an abundant number, since it is smaller than the sum of its proper divisors (90190864).

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

77430848 is a wasteful number, since it uses less digits than its factorization.

77430848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110010 (or 110000 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 77430848 is about 8799.4799846355. The cubic root of 77430848 is about 426.2241027372.

The spelling of 77430848 in words is "seventy-seven million, four hundred thirty thousand, eight hundred forty-eight".