70868533 has 4 divisors (see below), whose sum is σ = 70892928. Its totient is φ = 70844140.

The previous prime is 70868453. The next prime is 70868587. The reversal of 70868533 is 33586807.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33586807 = 1051 ⋅31957.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70868533 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70868333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7141 + ... + 13882.

It is an arithmetic number, because the mean of its divisors is an integer number (17723232).

Almost surely, 2^70868533 is an apocalyptic number.

It is an amenable number.

70868533 is a deficient number, since it is larger than the sum of its proper divisors (24395).

70868533 is a wasteful number, since it uses less digits than its factorization.

70868533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24394.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 70868533 is about 8418.3450273792. The cubic root of 70868533 is about 413.8260391518.

The spelling of 70868533 in words is "seventy million, eight hundred sixty-eight thousand, five hundred thirty-three".