2426743921 has 8 divisors (see below), whose sum is σ = 2776268160. Its totient is φ = 2077931328.

The previous prime is 2426743919. The next prime is 2426743951. The reversal of 2426743921 is 1293476242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2426743921 - 2¹ = 2426743919 is a prime.

It is a super-2 number, since 2×2426743921² = 11778172116220908482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2426743951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170581 + ... + 184258.

It is an arithmetic number, because the mean of its divisors is an integer number (347033520).

Almost surely, 2^2426743921 is an apocalyptic number.

It is an amenable number.

2426743921 is a deficient number, since it is larger than the sum of its proper divisors (349524239).

2426743921 is an equidigital number, since it uses as much as digits as its factorization.

2426743921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355823.

The product of its digits is 145152, while the sum is 40.

The square root of 2426743921 is about 49261.9926616859. The cubic root of 2426743921 is about 1343.8206696390.

The spelling of 2426743921 in words is "two billion, four hundred twenty-six million, seven hundred forty-three thousand, nine hundred twenty-one".