24999996 has 144 divisors (see below), whose sum is σ = 74807712. Its totient is φ = 6451200.

The previous prime is 24999983. The next prime is 25000009. The reversal of 24999996 is 69999942.

It is an interprime number because it is at equal distance from previous prime (24999983) and next prime (25000009).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 409806 + ... + 409866.

It is an arithmetic number, because the mean of its divisors is an integer number (519498).

Almost surely, 2^24999996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24999996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37403856).

24999996 is an abundant number, since it is smaller than the sum of its proper divisors (49807716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24999996 is a wasteful number, since it uses less digits than its factorization.

24999996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 131 counting only the distinct ones).

The product of its digits is 2834352, while the sum is 57.

The square root of 24999996 is about 4999.9996000000. Note that the first 3 decimals coincide. The cubic root of 24999996 is about 292.4017582265.

It can be divided in two parts, 2499 and 9996, that multiplied together give a square (24980004 = 4998²).

The spelling of 24999996 in words is "twenty-four million, nine hundred ninety-nine thousand, nine hundred ninety-six".