474739091 has 2 divisors, whose sum is σ = 474739092. Its totient is φ = 474739090.

The previous prime is 474739063. The next prime is 474739121. The reversal of 474739091 is 190937474.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 474739091 - 2¹⁰ = 474738067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (474732091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237369545 + 237369546.

It is an arithmetic number, because the mean of its divisors is an integer number (237369546).

Almost surely, 2^474739091 is an apocalyptic number.

474739091 is a deficient number, since it is larger than the sum of its proper divisors (1).

474739091 is an equidigital number, since it uses as much as digits as its factorization.

474739091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 474739091 is about 21788.5082325523. The cubic root of 474739091 is about 780.1024909153.

The spelling of 474739091 in words is "four hundred seventy-four million, seven hundred thirty-nine thousand, ninety-one".