791477148 has 96 divisors (see below), whose sum is σ = 2423715840. Its totient is φ = 194754240.

The previous prime is 791477147. The next prime is 791477171. The reversal of 791477148 is 841774197.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 791477097 and 791477106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791477147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4986 + ... + 40097.

It is an arithmetic number, because the mean of its divisors is an integer number (25247040).

Almost surely, 2^791477148 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 791477148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1211857920).

791477148 is an abundant number, since it is smaller than the sum of its proper divisors (1632238692).

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

791477148 is a wasteful number, since it uses less digits than its factorization.

791477148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45127 (or 45125 counting only the distinct ones).

The product of its digits is 395136, while the sum is 48.

The square root of 791477148 is about 28133.2036568891. The cubic root of 791477148 is about 925.0093587561.

The spelling of 791477148 in words is "seven hundred ninety-one million, four hundred seventy-seven thousand, one hundred forty-eight".