68953707 has 16 divisors (see below), whose sum is σ = 102292000. Its totient is φ = 45906912.

The previous prime is 68953693. The next prime is 68953723. The reversal of 68953707 is 70735986.

It is a happy number.

It is not a de Polignac number, because 68953707 - 2¹⁰ = 68952683 is a prime.

It is a super-2 number, since 2×68953707² = 9509227418083698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68953007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27669 + ... + 30057.

It is an arithmetic number, because the mean of its divisors is an integer number (6393250).

Almost surely, 2^68953707 is an apocalyptic number.

68953707 is a deficient number, since it is larger than the sum of its proper divisors (33338293).

68953707 is a wasteful number, since it uses less digits than its factorization.

68953707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3467 (or 3461 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 68953707 is about 8303.8368842361. The cubic root of 68953707 is about 410.0648459797.

The spelling of 68953707 in words is "sixty-eight million, nine hundred fifty-three thousand, seven hundred seven".