77346153 has 6 divisors (see below), whose sum is σ = 111722234. Its totient is φ = 51564096.

The previous prime is 77346149. The next prime is 77346163. The reversal of 77346153 is 35164377.

77346153 is a `hidden beast` number, since 7 + 7 + 34 + 615 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 75898944 + 1447209 = 8712^2 + 1203^2 .

It is not a de Polignac number, because 77346153 - 2² = 77346149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77346163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4297000 + ... + 4297017.

Almost surely, 2^77346153 is an apocalyptic number.

It is an amenable number.

77346153 is a deficient number, since it is larger than the sum of its proper divisors (34376081).

77346153 is a wasteful number, since it uses less digits than its factorization.

77346153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8594023 (or 8594020 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 77346153 is about 8794.6661676268. Note that the first 3 decimals coincide. The cubic root of 77346153 is about 426.0686426451.

The spelling of 77346153 in words is "seventy-seven million, three hundred forty-six thousand, one hundred fifty-three".