469429861 has 2 divisors, whose sum is σ = 469429862. Its totient is φ = 469429860.

The previous prime is 469429853. The next prime is 469429867. The reversal of 469429861 is 168924964.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 453945636 + 15484225 = 21306^2 + 3935^2 .

It is a cyclic number.

It is not a de Polignac number, because 469429861 - 2³ = 469429853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (469429867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234714930 + 234714931.

It is an arithmetic number, because the mean of its divisors is an integer number (234714931).

Almost surely, 2^469429861 is an apocalyptic number.

It is an amenable number.

469429861 is a deficient number, since it is larger than the sum of its proper divisors (1).

469429861 is an equidigital number, since it uses as much as digits as its factorization.

469429861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 49.

The square root of 469429861 is about 21666.3301230273. The cubic root of 469429861 is about 777.1834981729.

The spelling of 469429861 in words is "four hundred sixty-nine million, four hundred twenty-nine thousand, eight hundred sixty-one".