2421142072 has 32 divisors (see below), whose sum is σ = 4640198400. Its totient is φ = 1184043744.

The previous prime is 2421142001. The next prime is 2421142079. The reversal of 2421142072 is 2702411242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421142079) 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, 49723 + ... + 85525.

It is an arithmetic number, because the mean of its divisors is an integer number (145006200).

Almost surely, 2^2421142072 is an apocalyptic number.

It is an amenable number.

2421142072 is a deficient number, since it is larger than the sum of its proper divisors (2219056328).

2421142072 is a wasteful number, since it uses less digits than its factorization.

2421142072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35995 (or 35991 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 2421142072 is about 49205.1020931773. The cubic root of 2421142072 is about 1342.7858563852.

The spelling of 2421142072 in words is "two billion, four hundred twenty-one million, one hundred forty-two thousand, seventy-two".