24998442 has 16 divisors (see below), whose sum is σ = 57139392. Its totient is φ = 7142400.

The previous prime is 24998429. The next prime is 24998443. The reversal of 24998442 is 24489942.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 595201 = 24998442 / (2 + 4 + 9 + 9 + 8 + 4 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 24998394 and 24998403.

It is not an unprimeable number, because it can be changed into a prime (24998443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297559 + ... + 297642.

It is an arithmetic number, because the mean of its divisors is an integer number (3571212).

Almost surely, 2^24998442 is an apocalyptic number.

24998442 is an abundant number, since it is smaller than the sum of its proper divisors (32140950).

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

24998442 is a wasteful number, since it uses less digits than its factorization.

24998442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595213.

The product of its digits is 165888, while the sum is 42.

The square root of 24998442 is about 4999.8441975726. The cubic root of 24998442 is about 292.3956995356.

The spelling of 24998442 in words is "twenty-four million, nine hundred ninety-eight thousand, four hundred forty-two".