25623343 has 4 divisors (see below), whose sum is σ = 26971960. Its totient is φ = 24274728.

The previous prime is 25623337. The next prime is 25623359. The reversal of 25623343 is 34332652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25623343 - 2¹³ = 25615151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25623373) 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, 674280 + ... + 674317.

It is an arithmetic number, because the mean of its divisors is an integer number (6742990).

Almost surely, 2^25623343 is an apocalyptic number.

25623343 is a deficient number, since it is larger than the sum of its proper divisors (1348617).

25623343 is a wasteful number, since it uses less digits than its factorization.

25623343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348616.

The product of its digits is 12960, while the sum is 28.

The square root of 25623343 is about 5061.9505133891. The cubic root of 25623343 is about 294.8120722061.

Adding to 25623343 its reverse (34332652), we get a palindrome (59955995).

The spelling of 25623343 in words is "twenty-five million, six hundred twenty-three thousand, three hundred forty-three".