2454021042 has 32 divisors (see below), whose sum is σ = 5409440064. Its totient is φ = 735974400.

The previous prime is 2454021029. The next prime is 2454021047. The reversal of 2454021042 is 2401204542.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2454021047) 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, 185259 + ... + 198062.

It is an arithmetic number, because the mean of its divisors is an integer number (169045002).

Almost surely, 2^2454021042 is an apocalyptic number.

2454021042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2454021042 is an abundant number, since it is smaller than the sum of its proper divisors (2955419022).

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

2454021042 is a wasteful number, since it uses less digits than its factorization.

2454021042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383434.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 2454021042 is about 49538.0766885433. The cubic root of 2454021042 is about 1348.8368659179.

Adding to 2454021042 its reverse (2401204542), we get a palindrome (4855225584).

The spelling of 2454021042 in words is "two billion, four hundred fifty-four million, twenty-one thousand, forty-two".