769649474 has 8 divisors (see below), whose sum is σ = 1259426448. Its totient is φ = 349840660.

The previous prime is 769649429. The next prime is 769649477. The reversal of 769649474 is 474946967.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (769649477) 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 3 ways as a sum of consecutive naturals, for example, 17492012 + ... + 17492055.

It is an arithmetic number, because the mean of its divisors is an integer number (157428306).

Almost surely, 2^769649474 is an apocalyptic number.

769649474 is a deficient number, since it is larger than the sum of its proper divisors (489776974).

769649474 is a wasteful number, since it uses less digits than its factorization.

769649474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34984080.

The product of its digits is 9144576, while the sum is 56.

The square root of 769649474 is about 27742.5570919481. The cubic root of 769649474 is about 916.4265420331.

The spelling of 769649474 in words is "seven hundred sixty-nine million, six hundred forty-nine thousand, four hundred seventy-four".