771041382 has 16 divisors (see below), whose sum is σ = 1568220480. Its totient is φ = 252657512.

The previous prime is 771041363. The next prime is 771041387. The reversal of 771041382 is 283140177.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (771041387) 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, 1088688 + ... + 1089395.

It is an arithmetic number, because the mean of its divisors is an integer number (98013780).

Almost surely, 2^771041382 is an apocalyptic number.

771041382 is an abundant number, since it is smaller than the sum of its proper divisors (797179098).

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

771041382 is a wasteful number, since it uses less digits than its factorization.

771041382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178147.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 771041382 is about 27767.6319119942. The cubic root of 771041382 is about 916.9786605792.

The spelling of 771041382 in words is "seven hundred seventy-one million, forty-one thousand, three hundred eighty-two".