462378977 has 2 divisors, whose sum is σ = 462378978. Its totient is φ = 462378976.

The previous prime is 462378949. The next prime is 462378979. The reversal of 462378977 is 779873264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456420496 + 5958481 = 21364^2 + 2441^2 .

It is a cyclic number.

It is not a de Polignac number, because 462378977 - 2¹⁰ = 462377953 is a prime.

Together with 462378979, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (462378979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231189488 + 231189489.

It is an arithmetic number, because the mean of its divisors is an integer number (231189489).

Almost surely, 2^462378977 is an apocalyptic number.

It is an amenable number.

462378977 is a deficient number, since it is larger than the sum of its proper divisors (1).

462378977 is an equidigital number, since it uses as much as digits as its factorization.

462378977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3556224, while the sum is 53.

The square root of 462378977 is about 21502.9992559178. Note that the first 3 decimals coincide. The cubic root of 462378977 is about 773.2727273443.

The spelling of 462378977 in words is "four hundred sixty-two million, three hundred seventy-eight thousand, nine hundred seventy-seven".