474309523 has 2 divisors, whose sum is σ = 474309524. Its totient is φ = 474309522.

The previous prime is 474309487. The next prime is 474309547. The reversal of 474309523 is 325903474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 474309523 - 2²¹ = 472212371 is a prime.

It is not a weakly prime, because it can be changed into another prime (474309553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237154761 + 237154762.

It is an arithmetic number, because the mean of its divisors is an integer number (237154762).

Almost surely, 2^474309523 is an apocalyptic number.

474309523 is a deficient number, since it is larger than the sum of its proper divisors (1).

474309523 is an equidigital number, since it uses as much as digits as its factorization.

474309523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 474309523 is about 21778.6483281217. The cubic root of 474309523 is about 779.8671278159.

It can be divided in two parts, 47430 and 9523, that added together give a triangular number (56953 = T₃₃₇).

The spelling of 474309523 in words is "four hundred seventy-four million, three hundred nine thousand, five hundred twenty-three".