23742401 has 2 divisors, whose sum is σ = 23742402. Its totient is φ = 23742400.

The previous prime is 23742391. The next prime is 23742409. The reversal of 23742401 is 10424732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17977600 + 5764801 = 4240^2 + 2401^2 .

It is a cyclic number.

It is not a de Polignac number, because 23742401 - 2²² = 19548097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23742409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11871200 + 11871201.

It is an arithmetic number, because the mean of its divisors is an integer number (11871201).

Almost surely, 2^23742401 is an apocalyptic number.

It is an amenable number.

23742401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23742401 is an equidigital number, since it uses as much as digits as its factorization.

23742401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 23742401 is about 4872.6174690817. The cubic root of 23742401 is about 287.4141939269.

The spelling of 23742401 in words is "twenty-three million, seven hundred forty-two thousand, four hundred one".