738120771 has 12 divisors (see below), whose sum is σ = 1086291648. Its totient is φ = 482795664.

The previous prime is 738120749. The next prime is 738120781. The reversal of 738120771 is 177021837.

It is a happy number.

738120771 is a `hidden beast` number, since 7 + 381 + 207 + 71 = 666.

It is not a de Polignac number, because 738120771 - 2²⁷ = 603903043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (738120701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 773235 + ... + 774188.

It is an arithmetic number, because the mean of its divisors is an integer number (90524304).

Almost surely, 2^738120771 is an apocalyptic number.

738120771 is a deficient number, since it is larger than the sum of its proper divisors (348170877).

738120771 is a wasteful number, since it uses less digits than its factorization.

738120771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547482 (or 1547479 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 36.

The square root of 738120771 is about 27168.3781444532. The cubic root of 738120771 is about 903.7378582300.

The spelling of 738120771 in words is "seven hundred thirty-eight million, one hundred twenty thousand, seven hundred seventy-one".