427074377 has 2 divisors, whose sum is σ = 427074378. Its totient is φ = 427074376.

The previous prime is 427074367. The next prime is 427074397. The reversal of 427074377 is 773470724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 425844496 + 1229881 = 20636^2 + 1109^2 .

It is a cyclic number.

It is not a de Polignac number, because 427074377 - 2¹⁴ = 427057993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (427074367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213537188 + 213537189.

It is an arithmetic number, because the mean of its divisors is an integer number (213537189).

Almost surely, 2^427074377 is an apocalyptic number.

It is an amenable number.

427074377 is a deficient number, since it is larger than the sum of its proper divisors (1).

427074377 is an equidigital number, since it uses as much as digits as its factorization.

427074377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230496, while the sum is 41.

The square root of 427074377 is about 20665.7779190622. Note that the first 3 decimals coincide. The cubic root of 427074377 is about 753.0685405860.

The spelling of 427074377 in words is "four hundred twenty-seven million, seventy-four thousand, three hundred seventy-seven".