69494723 has 4 divisors (see below), whose sum is σ = 73152360. Its totient is φ = 65837088.

The previous prime is 69494699. The next prime is 69494741. The reversal of 69494723 is 32749496.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 69494723 - 2¹⁶ = 69429187 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69494773) 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, 1828790 + ... + 1828827.

It is an arithmetic number, because the mean of its divisors is an integer number (18288090).

Almost surely, 2^69494723 is an apocalyptic number.

69494723 is a deficient number, since it is larger than the sum of its proper divisors (3657637).

69494723 is a wasteful number, since it uses less digits than its factorization.

69494723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3657636.

The product of its digits is 326592, while the sum is 44.

The square root of 69494723 is about 8336.3495008307. The cubic root of 69494723 is about 411.1345198558.

The spelling of 69494723 in words is "sixty-nine million, four hundred ninety-four thousand, seven hundred twenty-three".