77047323 has 16 divisors (see below), whose sum is σ = 106517376. Its totient is φ = 49501760.

The previous prime is 77047237. The next prime is 77047351. The reversal of 77047323 is 32374077.

It is not a de Polignac number, because 77047323 - 2¹⁸ = 76785179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77047363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6436 + ... + 13982.

It is an arithmetic number, because the mean of its divisors is an integer number (6657336).

Almost surely, 2^77047323 is an apocalyptic number.

77047323 is a deficient number, since it is larger than the sum of its proper divisors (29470053).

77047323 is a wasteful number, since it uses less digits than its factorization.

77047323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7674.

The product of its (nonzero) digits is 24696, while the sum is 33.

The square root of 77047323 is about 8777.6604513959. The cubic root of 77047323 is about 425.5192233064.

The spelling of 77047323 in words is "seventy-seven million, forty-seven thousand, three hundred twenty-three".