474990377 has 2 divisors, whose sum is σ = 474990378. Its totient is φ = 474990376.

The previous prime is 474990343. The next prime is 474990407. The reversal of 474990377 is 773099474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274598041 + 200392336 = 16571^2 + 14156^2 .

It is a cyclic number.

It is not a de Polignac number, because 474990377 - 2¹⁶ = 474924841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (474990077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237495188 + 237495189.

It is an arithmetic number, because the mean of its divisors is an integer number (237495189).

Almost surely, 2^474990377 is an apocalyptic number.

It is an amenable number.

474990377 is a deficient number, since it is larger than the sum of its proper divisors (1).

474990377 is an equidigital number, since it uses as much as digits as its factorization.

474990377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The square root of 474990377 is about 21794.2739498245. The cubic root of 474990377 is about 780.2401063350.

The spelling of 474990377 in words is "four hundred seventy-four million, nine hundred ninety thousand, three hundred seventy-seven".