68562963 has 64 divisors (see below), whose sum is σ = 124595200. Its totient is φ = 36391680.

The previous prime is 68562959. The next prime is 68562997. The reversal of 68562963 is 36926586.

It is a happy number.

It is not a de Polignac number, because 68562963 - 2² = 68562959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68562943) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 218895 + ... + 219207.

It is an arithmetic number, because the mean of its divisors is an integer number (1946800).

Almost surely, 2^68562963 is an apocalyptic number.

68562963 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

68562963 is a deficient number, since it is larger than the sum of its proper divisors (56032237).

68562963 is a wasteful number, since it uses less digits than its factorization.

68562963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409 (or 403 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 68562963 is about 8280.2755388936. The cubic root of 68562963 is about 409.2887987644.

The spelling of 68562963 in words is "sixty-eight million, five hundred sixty-two thousand, nine hundred sixty-three".