23784697 has 2 divisors, whose sum is σ = 23784698. Its totient is φ = 23784696.

The previous prime is 23784671. The next prime is 23784701. The reversal of 23784697 is 79648732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22505536 + 1279161 = 4744^2 + 1131^2 .

It is a cyclic number.

It is not a de Polignac number, because 23784697 - 2¹⁵ = 23751929 is a prime.

It is a super-2 number, since 2×23784697² = 1131423622763618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23784617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11892348 + 11892349.

It is an arithmetic number, because the mean of its divisors is an integer number (11892349).

Almost surely, 2^23784697 is an apocalyptic number.

It is an amenable number.

23784697 is a deficient number, since it is larger than the sum of its proper divisors (1).

23784697 is an equidigital number, since it uses as much as digits as its factorization.

23784697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 46.

The square root of 23784697 is about 4876.9557102766. The cubic root of 23784697 is about 287.5847644202.

The spelling of 23784697 in words is "twenty-three million, seven hundred eighty-four thousand, six hundred ninety-seven".