689252462 has 16 divisors (see below), whose sum is σ = 1057568832. Its totient is φ = 336753120.

The previous prime is 689252449. The next prime is 689252479. The reversal of 689252462 is 264252986.

It is a super-2 number, since 2×689252462² = 950137912746122888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56588 + ... + 67680.

It is an arithmetic number, because the mean of its divisors is an integer number (66098052).

Almost surely, 2^689252462 is an apocalyptic number.

689252462 is a deficient number, since it is larger than the sum of its proper divisors (368316370).

689252462 is a wasteful number, since it uses less digits than its factorization.

689252462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11803.

The product of its digits is 414720, while the sum is 44.

The square root of 689252462 is about 26253.6180744674. The cubic root of 689252462 is about 883.3363628550.

The spelling of 689252462 in words is "six hundred eighty-nine million, two hundred fifty-two thousand, four hundred sixty-two".