467660639 has 2 divisors, whose sum is σ = 467660640. Its totient is φ = 467660638.

The previous prime is 467660617. The next prime is 467660657. The reversal of 467660639 is 936066764.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 467660639 - 2⁸ = 467660383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 467660593 and 467660602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (467660239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233830319 + 233830320.

It is an arithmetic number, because the mean of its divisors is an integer number (233830320).

Almost surely, 2^467660639 is an apocalyptic number.

467660639 is a deficient number, since it is larger than the sum of its proper divisors (1).

467660639 is an equidigital number, since it uses as much as digits as its factorization.

467660639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 47.

The square root of 467660639 is about 21625.4627464940. The cubic root of 467660639 is about 776.2059001001.

The spelling of 467660639 in words is "four hundred sixty-seven million, six hundred sixty thousand, six hundred thirty-nine".