23476729 has 2 divisors, whose sum is σ = 23476730. Its totient is φ = 23476728.

The previous prime is 23476709. The next prime is 23476757. The reversal of 23476729 is 92767432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23474025 + 2704 = 4845^2 + 52^2 .

It is a cyclic number.

It is not a de Polignac number, because 23476729 - 2⁵ = 23476697 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 23476691 and 23476700.

It is not a weakly prime, because it can be changed into another prime (23476709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11738364 + 11738365.

It is an arithmetic number, because the mean of its divisors is an integer number (11738365).

Almost surely, 2^23476729 is an apocalyptic number.

It is an amenable number.

23476729 is a deficient number, since it is larger than the sum of its proper divisors (1).

23476729 is an equidigital number, since it uses as much as digits as its factorization.

23476729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 23476729 is about 4845.2790425320. The cubic root of 23476729 is about 286.3381373999.

The spelling of 23476729 in words is "twenty-three million, four hundred seventy-six thousand, seven hundred twenty-nine".