25034731 has 2 divisors, whose sum is σ = 25034732. Its totient is φ = 25034730.

The previous prime is 25034717. The next prime is 25034777. The reversal of 25034731 is 13743052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25034731 - 2⁵ = 25034699 is a prime.

It is a super-2 number, since 2×25034731² = 1253475512484722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25034696 and 25034705.

It is not a weakly prime, because it can be changed into another prime (25034131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12517365 + 12517366.

It is an arithmetic number, because the mean of its divisors is an integer number (12517366).

Almost surely, 2^25034731 is an apocalyptic number.

25034731 is a deficient number, since it is larger than the sum of its proper divisors (1).

25034731 is an equidigital number, since it uses as much as digits as its factorization.

25034731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 25034731 is about 5003.4718945948. The cubic root of 25034731 is about 292.5371165795.

Adding to 25034731 its reverse (13743052), we get a palindrome (38777783).

The spelling of 25034731 in words is "twenty-five million, thirty-four thousand, seven hundred thirty-one".