489429407 has 2 divisors, whose sum is σ = 489429408. Its totient is φ = 489429406.

The previous prime is 489429383. The next prime is 489429419. The reversal of 489429407 is 704924984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489429407 - 2¹² = 489425311 is a prime.

It is a super-2 number, since 2×489429407² = 479082288872743298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489429427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244714703 + 244714704.

It is an arithmetic number, because the mean of its divisors is an integer number (244714704).

Almost surely, 2^489429407 is an apocalyptic number.

489429407 is a deficient number, since it is larger than the sum of its proper divisors (1).

489429407 is an equidigital number, since it uses as much as digits as its factorization.

489429407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 489429407 is about 22123.0514848201. The cubic root of 489429407 is about 788.0673835675.

The spelling of 489429407 in words is "four hundred eighty-nine million, four hundred twenty-nine thousand, four hundred seven".