2420243442 has 32 divisors (see below), whose sum is σ = 5466495360. Its totient is φ = 793521360.

The previous prime is 2420243431. The next prime is 2420243443. The reversal of 2420243442 is 2443420242.

2420243442 is a `hidden beast` number, since 24 + 202 + 434 + 4 + 2 = 666.

2420243442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2420243442³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2420243443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364078 + ... + 370665.

It is an arithmetic number, because the mean of its divisors is an integer number (170827980).

Almost surely, 2^2420243442 is an apocalyptic number.

2420243442 is an abundant number, since it is smaller than the sum of its proper divisors (3046251918).

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

2420243442 is a wasteful number, since it uses less digits than its factorization.

2420243442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734815 (or 734809 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 2420243442 is about 49195.9697739561. The cubic root of 2420243442 is about 1342.6197065631.

Adding to 2420243442 its reverse (2443420242), we get a palindrome (4863663684).

The spelling of 2420243442 in words is "two billion, four hundred twenty million, two hundred forty-three thousand, four hundred forty-two".