24723973 has 2 divisors, whose sum is σ = 24723974. Its totient is φ = 24723972.

The previous prime is 24723947. The next prime is 24723977. The reversal of 24723973 is 37932742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15194404 + 9529569 = 3898^2 + 3087^2 .

It is a cyclic number.

It is not a de Polignac number, because 24723973 - 2¹³ = 24715781 is a prime.

It is a super-2 number, since 2×24723973² = 1222549681809458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24723977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12361986 + 12361987.

It is an arithmetic number, because the mean of its divisors is an integer number (12361987).

Almost surely, 2^24723973 is an apocalyptic number.

It is an amenable number.

24723973 is a deficient number, since it is larger than the sum of its proper divisors (1).

24723973 is an equidigital number, since it uses as much as digits as its factorization.

24723973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 37.

The square root of 24723973 is about 4972.3206855552. The cubic root of 24723973 is about 291.3216449581.

The spelling of 24723973 in words is "twenty-four million, seven hundred twenty-three thousand, nine hundred seventy-three".