25772433 has 4 divisors (see below), whose sum is σ = 34363248. Its totient is φ = 17181620.

The previous prime is 25772423. The next prime is 25772533. The reversal of 25772433 is 33427752.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25772433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25772394 and 25772403.

It is not an unprimeable number, because it can be changed into a prime (25772423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4295403 + ... + 4295408.

It is an arithmetic number, because the mean of its divisors is an integer number (8590812).

Almost surely, 2^25772433 is an apocalyptic number.

It is an amenable number.

25772433 is a deficient number, since it is larger than the sum of its proper divisors (8590815).

25772433 is an equidigital number, since it uses as much as digits as its factorization.

25772433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8590814.

The product of its digits is 35280, while the sum is 33.

The square root of 25772433 is about 5076.6556905112. The cubic root of 25772433 is about 295.3827570193.

The spelling of 25772433 in words is "twenty-five million, seven hundred seventy-two thousand, four hundred thirty-three".