469099481 has 2 divisors, whose sum is σ = 469099482. Its totient is φ = 469099480.

The previous prime is 469099457. The next prime is 469099507. The reversal of 469099481 is 184990964.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309936025 + 159163456 = 17605^2 + 12616^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-469099481 is a prime.

It is a super-2 number, since 2×469099481² = 440108646148938722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (469099451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234549740 + 234549741.

It is an arithmetic number, because the mean of its divisors is an integer number (234549741).

Almost surely, 2^469099481 is an apocalyptic number.

It is an amenable number.

469099481 is a deficient number, since it is larger than the sum of its proper divisors (1).

469099481 is an equidigital number, since it uses as much as digits as its factorization.

469099481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 469099481 is about 21658.7045088112. The cubic root of 469099481 is about 777.0011307485.

The spelling of 469099481 in words is "four hundred sixty-nine million, ninety-nine thousand, four hundred eighty-one".