470879993 has 2 divisors, whose sum is σ = 470879994. Its totient is φ = 470879992.

The previous prime is 470879939. The next prime is 470880013. The reversal of 470879993 is 399978074.

Together with previous prime (470879939) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364542649 + 106337344 = 19093^2 + 10312^2 .

It is a cyclic number.

It is not a de Polignac number, because 470879993 - 2¹⁴ = 470863609 is a prime.

It is not a weakly prime, because it can be changed into another prime (470879093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235439996 + 235439997.

It is an arithmetic number, because the mean of its divisors is an integer number (235439997).

Almost surely, 2^470879993 is an apocalyptic number.

It is an amenable number.

470879993 is a deficient number, since it is larger than the sum of its proper divisors (1).

470879993 is an equidigital number, since it uses as much as digits as its factorization.

470879993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3429216, while the sum is 56.

The square root of 470879993 is about 21699.7694227381. The cubic root of 470879993 is about 777.9829503294.

The spelling of 470879993 in words is "four hundred seventy million, eight hundred seventy-nine thousand, nine hundred ninety-three".